Isomat boom outhaul. … The third step in the process.

Isomat boom outhaul Reef 1 rear – 22 feet solid green 3/8″ line whipped both See more I have a problem re-rigging my outhaul on my 1988 35. We had to make this to fit the old Isomat mast bracket. Home » General Sailboat Parts & Gear » Mast, Boom & Accessories . Setting the Mainsail: Note – With a solid strut, the leach is adjusted simultaneously with the foot. The rope can simply be drawn through the two sheaves to replace. As per the attached picture, the steel line going through the end of the boom to the outhaul is attached to a block Isomat NB-40 Boom Section Outside Measurements (Maximum): 5 7/8" x 4 3/8" (150mm x 110mm) Wall Thickness: . The old main is likely at least 15- 20 years old (and could very well be original). O'day Mariner Boom Outhaul Cap w/ tang. Has anyone figured out a way to lead mainsail control lines and halyards aft to the cockpit? Outhaul inside boom issue. I’m looking for a supplier of parts for it besides rigrite. 14. Formed aluminum Bracket fits aft side of NG-86 Mast Section. Spars, Rigging, and Hardware for Sailboats. 110" Weight/ft. New-Style Goosenecks are listed below, Old-Style Goosenecks are listed separately, Listed below are the Original Isomat Boom Sections. Note that some Booms have been produced with the Isomat AutoReef (single line) Reefing System, Cast aluminum Gooseneck Bracket is used on I-265E, I-365E, and F-560E Furling Masts, and a variety of Isomat Masts with FB-550 and smaller Booms. S. Formed Hi Drew. This is what fell out. We presently have two reefing lines installed, thanks for the link; Right now I have the two reefs directly to a winch and a 2-1 I think on the outhaul. I also replaced the outhaul line running inside the boom with a piece of HMPE (aka dyneema) line strong As you can see from picture this boat came with a Stackpack that attaches by utilizing the entire foot track in the boom. Comes with 1 Pair Isomat Half Balls & 1 Pair Gooseneck Clips! Price: $99. Step 6: Sew new outhaul line to old line. Step 7: Tilt NB2-17A SS Outhaul Car designed to fit larger Isomat, Sparcraft, and Francespar Booms. My boom is a Kenyon so I don't know if you have the same system, but it seems pretty common. If you were to look at a "cross section" of it, it's actually octagonal rather than oval or round. For Booms with an Add-on Also, for the outhaul, there is a cable and a block inside the boom with the block being somewhere around the middle of the boom and the cable terminal somewhere near the gooseneck. Pull on the old line to start pulling in new line thru the boom. 6 to 1 Outhaul. a lost of the edges of the sheave itself are chipped away/missing. Designed to mount under the Boom for use with a Reef line winch. It can be terminated in In anticipation of new sails this year I decided to go over my Isomat boom to clean up a few things: The outhaul did not work as smoothly as I would like Reefing lines (2 although I have 3 reef points on the old sail) didn’t operate smoothly when raising and lowering the main Several of the machine head screws that attached the aluminum end caps to the boom were Outhaul Cars for Isomat, Slide fits Sparcraft FB-60 and larger FB Boom Sections, Isomat NB-32 and larger NB Boom Sections * and a variety of Francespar and other Booms with a rectangular sail groove that is 20mm (13/16") high x 26mm (1") wide. What would this third line have been used for? My best guess is for the first reef? There is currently no reefing set up for the mainsail. Torlon Rods for FB-2 Short Outhaul Isomat NB-16 Boom Section Cast aluminum Outhaul Assembly incorporates provisions for internal outhaul and 2 internal reef lines. Naturally tightening the reefing outhaul (if that's the right term) doesn't help hold the foot of the mainsail down to the boom (this isn't helped by the fact that the boom is 1-2' longer than the foot of the main to begin with). earlybird Well-known member. 4mm NOTE: Any Rooster web wide discou This typically involves running the leech reefing line through the boom and having the lines run under the the integral boom sheaves (at the goosneck) up to the luff reef cringle and then down to the deck, etc. 8 KB Views A fish tape should work even when the boom is horizontal, but in order to use a plumb bob you'll probably need a couple of people as you need to hold the boom vertical to allow gravity to pull the fishing line through. com: Sparcraft SPARS NG-46 Isomat Mast: Isomat NG-46 Mast wide and angles aft approximately 12 degrees to align Winch with Outhaul or Reef lines exiting from Boom. Outhaul Layout. Provides a kit for rigging an internal outhaul boom to create a 2:1 purchase. I used one of the single blocks left over at the mast base as a turning block to route the control line back to a cleat. Once removed I shook the boom while attached to the mast. All common replacement parts are listed underneath the The Isomat boom supplied with your O’Day Yacht is set up with an internal outhaul, an internal topping lift adjustment, and two internal reefs, which can be led to the cockpit. 5mm) m085 Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 3 internal reef lines. What are you trying to do? 5 Mar 2008 #4 E. One for the outhaul and the third just terminates at the end of the boom in a messy knot. Hi all. 00: Mainsheet Bail, Stiffened: FB0-15AFU: Currently I have two in-boom outhauls, one running to the clew and the other running to the first reef point. If he has mainsail furling its not origional, could be anything. But I also think that the boom was a different design - Isomat from RigRite I believe. What diameter of boom will the boom CL244 Boom cleat fit? Ans: CL243/S5 = 20-21mm tube. Using the free end of the messenger line at the forward edge of the boom, pull the new outhaul car in towards the boom end. Winch mounting surface on Bracket is 3 7/8" (100mm) The reef lines and sheaves dead end on removeable pins. 00: Vang Attachment Lug: FB0-16-14: $ 69. 21. 092" Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 2 internal reef lines. Joined 18 Aug 2004 Messages 3,915 Tail End Aluminium Monocoque Boom 1. Internal lines Isomat and Sparcraft use a variety of Acetyl (hard plastic) Metric Sheaves in their Mast and Boom applications. Winch mounting surface on Bracket is 5 1/8" (130mm) Outhaul Upgrade I replaced the outhaul in my 35. Slide plate (2. CL244+CL111 = Could be, but I think isomat ever made in mast fuling. I want to fit larger reefing lines (8mm - 12mm) as opposed to the current 6 mm lines, and then run the lines inside the boom. Attachments. It was easy enough to recreate the 4:1 leverage outside the boom 2:1 at the end of the boom, and another 2:1 at the mast. It is compatible with all FB and NB Ideal 18 Booms use the Isomat NB-16 Boom Section. There are two other sheaves, i. For Boltrope Grooves For 3/4" Internal Flat Track For 7/8" Internal Flat Track For 15/16" Internal Flat Track For 1" Internal Flat Track For Isomat Booms For Francespar & Sparcraft Booms . I chose to terminate at the mast. 9mm) Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 3 internal reef lines. Casting extends (maximum) 2 3/4" (70mm) aft of the boom tube. Winch mounting surface on Bracket is 5 1/8" (130mm) high x 4 3/4" (120mm) wide and angles aft approximately 12 I'm contemplating an upgrade to an outhaul car in place of the brass slider I currently use on my '91 H30 boom. Isomat Half Ball & Clips for Gooseneck. Details . 8 - Outhaul; 9 - Boom vang; 10 - Cunningham; 11 - Barberhauler; 12 - Genoa lead car; 13 - Traveler; 14 - Backstay (runner) 15 - J/80 Booms use the Sparcraft FB-60 Boom Section. This video shows the 'top of boom' 'normal' outhaul system configuration. Slide fits Kenyon B, D, and E Boom Sections, and other Boom Sections with a boltrope groove that is 9/16" ID or larger. Sorry I don't have any better pictures but would I likely have to replace the whole thing Isomat Replacement Parts. I tried a few configurations for my outhaul, and searched on the web A Solo Boom outhaul kit suitable for either the Selden or Super Spars Solo boom. They’re definitely rugged, sturdy, and heavily built. OUTHAUL. Requires two pulleys at the clew end of the boom. Isomat NB-32 Boom Section Outside Measurements (Maximum): 5" x 4 3/8" (128mm x 110mm) Wall Thickness: . The outhaul starts at the car, leads through the clew block on the sail, back to the sheave on the car, and into the boom where it leads to a winch. Anodized Bracket is 3/16" (5mm) These ropes work best as outhaul for your sailing boat. Has worked very smoothly. I've had to open up my boom to re-thread my outhaul line and found that there seems to be bits missing according to the 'Technical Topics Bible' (TTB). Kenyon Exit Blocks: Exit Blocks incorporate a sheave, and are used to exit any internal control line (halyards, pole lifts, etc. Save Share Isomat NB-16 Boom Section Outside Measurements (Maximum): 2 7/8" x 3 1/2" (72mm x 90mm) Wall Thickness: . Can’t tell for sure but it NB-32 Isomat Boom: Isomat NB-32 Boom Section Measurements (OD): 5" x 4 3/8" (128mm x 110mm) Wall Thickness: . If you need a complete Mast or Boom Assembly for a new boat or for your current one, See New Spars. It’s wire at the clew with some kind of pulley system inside and line at Mainsails that furl into the mast are loose-footed and usually have a ball bearing outhaul car that rides the length of the boom. 085" Weight/ft. We have the technical knowledge to service these masts. The outhaul on a sailboat is one of the controls, part of the boat’s running rigging. Slide is 1 1992 catalina 42' with isomat mast and boom. and that looks awful complicated! If I ever get around to setting up reefing lines I'd like to use some the sheaves for in the boom somehow. I have an Isomat boom. With your boom and outhaul kit in hand, follow the instructions provided with our adjustable outhaul system for the initial boom installation, it only take a Good day, We are fixing up a 25 ft Flamenca (an earlier design of Berckemeyer, made specifically for the Cape of Good Hope area). I like the ability to adjust the outhaul from the cockpit especially now that I am using a loose-footed main. That would be a 25-13US. Anodized Bracket fastens (There's actually three lines through my boom each with a "locking lever"; topping, outhaul and reef) These levers have "teeth" similar to a cam cleat. I have replaced other parts but not parts B2 and B3 on your in-mast furling boom. , for high load applications and for their The outhaul wire is run up through the pulley at the end of the boom. Install the fairlead cleat on the same side Does anyone have the specs for the reefing and outhaul lines that run through the isomat boom and lead back to the cockpit on a 1990-ish Hunter Vision 32? Thanks! Ron . D. Used for outhaul and reef lines in all NB1 Goosenecks. Original Isomat Booms are easily identifiable by their angularity (they are essentially Octagonal, and hard chined), and an Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 3 internal reef lines. (you can't see that bit) then through a small block on the car (triangular lookin' thingy) at the clew of the sail, then terminated at the end of the boom. I'm trying to determine the routing of the reefing lines. The blue line shown at the front of my boom is the control line for the outhaul. 60+ 1. Free shipping to over 20 countries. Take a flashlight and look inside the Thank you for sharing Boom Outhaul Configuration. I have to replace one of the reef line locking levers on my Isomat NB-26 Boom Section Outside Measurements (Maximum): 4" x 3 1/2" (100mm x 90mm) Wall Thickness: . And Isovang Solid Vangs & Components. I already planned on having differing colors for reefs: Black NER Endura 12 for outhaul, (I think I have two reefs. With the end off, I pulled out the lines – and found why the outhaul wasn’t working. The outhaul adjustment block will need to be far enough fron the outer end of the boom to give you enough shock cord length to absorb the outhaul travel. Sections can be ordered bare (unmachined), or cut Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 3 internal reef lines. What you do is attach a long small line, about 3x the length of the boom, to a fid. 40+ 1. I have unfortunately only sailed the boat once before the rerig) Blue Warpspeed II for first reef and Red warpspeed for 2nd reef. If you are finding your outhaul is very difficult to Heavy-duty End Stop is used with Sparcraft Size 1 and Size 2 Outhaul Tracks. Isomat has been out for years, any parts i know of come from Rig Rite. The internal outhaul means The Isomat boom can be set up with the car (like the seldon), or with a single line all the way I have some confidence that having two shuttle blocks in the boom would have over crowded the inside with my outhaul I have an isomat boom and mast on my boat. Sections can be ordered bare (unmachined), or cut to shorter lengths with or without milling for other components. Boom Outhaul Slides & Cars: For Booms with Integral Track. 25 KB Views: 1,107. Boom end modified with jammer replaced by Learn about the CL244/R outhaul cleat from Clamcleat® for windsurf booms and tubes. Sections can be ordered bare (unmachined), outhaul and 3 internal reef lines. Contents: 1 no. 28" x 4. If you need a replacement part for an existing Spar, or a replacement Spar Section (Tube) to replace a broken one, See Spar Parts, below. Price: $27. Other components of the Isomat boom appear to slide into the fittings from a direction opposite to the load. The lower block is a 25-17US which is a double block with shackle. I guess what we are seeing is that there is a lot of flexibility in how any boom is rigged and depends on the needs of the skipper. Ideal 18 Mast & Components Outhaul Roller (2 required): NB1-11R: Outhaul Axle: NB1-13: Outhaul Casting only: NB16-2: Ideal 18 - Other Components: Description : Part # Thank you for sharing Boom Outhaul Configuration. The boat that we have has a small boom. NG-31 Isomat Mast: Isomat NG-31 Mast Measurements (OD): 6. 74" Designed to mount under the Boom for use with a Reef line winch. 6 Mounting Holes. For 1/2" Boltrope Groove For 3/4" Internal Flat Track For 7/8" Internal Flat Track For 15/16" Internal Flat Track For 1" Internal Flat Track For Isomat Booms. Just hoping someone on the board might have the length required for first and second reef and the outhaul. For 1" T-Track For 1 1/4" T-Track For 5/8" Sailtrack For 7/8 Hello, over the summer my Isomat boom developed an annoying clanking inside the boom. I recently removed my mainsail to start the dreadful winter prep. Turned Delrin Sheaves are sometimes used in higher load applications. Specifically, has anyone replaced the outhaul car with a replacement? Thanks, Lance Designed to mount under the Boom for use with a Reef line winch. I went from a footed to lose footed sail to get better shape and control of the foot. The one at the gooseneck is accessible without removing the gooseneck. Ideal 18 Spreaders use the Isomat BF-2 Spreader Section. Cams can be removed to allow lines to go straight down to I have an Isomat mast/boom, here are the different set-ups Isomat used for the outhaul, depending on the amount of purchase you want, mine has the second one down from the top: The outhaul does not need much travel, so can be tensioned by a pulley system either inside the boom or on top, using fairly thin dyneema for most of it. The Isomat boom endcaps provide sheaves for up to three reefing lines. One is the topping lift of course. The first block after the exit block will need to move twice as far as the outhaul adjustment block. Kenyon Exit Blocks are listed here, NB-55 Isomat Boom: Isomat NB-55 Boom Section 810H Measurements (OD): 7" x 5 1/8" (180mm x 130mm) Wall Thickness: . Once it is through, attach to your new outhaul and pull it Designer and manufacturer of quality masts, booms, hardware and rigging. 16 lbs. Outhaul Car rides on 4 delrin wheels. Two very gummed up blocks, which in an additional awesome turn, were not attached to anything on the othe rend of NG-28 Isomat Mast: Isomat NG-28 Mast Measurements (OD): 5. . Fit the boom on the mast in the usual manner and connect the two hydraulic hoses from the boom to the mast gland (or deck gland) by I can't tell from the pictures exactly what is strange about the outhaul. And describe the process of putting it back to together Home » General Sailboat Parts & Gear » Mast, Boom & Accessories . I went to pull out and replace the outhaul only to find its not a single line but the wire is led to a fiddle block which is connected inside the boom. Reef Line Drawing. I covered this in the article: Isomat Boom Maintenance: Taking it Apart. Our double outhaul system is superior to cleat based outhaul systems in several ways: - It fits any boom and installs in seconds without the uses of any tools. Price: $28. I thought the line would be connected directly to the wire cable that attaches to the sail but it loops around a Isomat Booms sometimes use an Outhaul Car that fits in its' integral Track, listed below. Outhaul line runs over centerline sheave NB1-10, reef lines over port and starboard rollers, NB1-11R. 140" Weight/ft. Internal lines Appreciate the advice, a few things I didn't think about in your considerations. See also Isomat Masts & Components, and Isomat Spreaders & Components. Sparcraft has been associated with engineering excellence in the marine industry since 1962, and is part of the Wichard Group. Note that Booms used with Furling Masts sometimes use upgraded Outhaul Systems with special Track and Ball-bearing Outhaul Cars, See: Booms for Furling Masts. Got caught in some gusty weather and broke my outhaul (broke the block in two that gives you 2-1 purchase) while tring to flatten my main :cussing: Im getting real tired of breaking stuff! /RantOver So it looks like there is no way of opening this up very easily and will have to drill out some Simple SS Outhaul Slide has formed body and 1/4" welded loop with 3/4" ID for attachment of clew and outhaul pennant. Eye on upper side allows for topping lift attachment. RigRite. These Sheaves are sufficiently strong to be used with wire halyards, as they are in Europe. The OEM did have a wire outhaul, spliced to line inside the boom, with the line held by the cam cleat in the The outhaul on my Selden boom is a length of rope that attaches to the clew connection, which slides in a track on the boom. 8. 15. Others can be sized by strength if desired. Anodized Aluminum Sheaves are manufactured in the U. Internal I have an Oday 30 and I need to replace the outhaul line/braided this is connected inside the boom. - It provides 4:1 purchase We are in the process of repairing our Hunter 30 and while going through the owners manual for the Isomat boom, I noticed that there is a U shaped stainless, maybe 2 to 3 inches long with a shackle on each end, one attaches to the outhaul, the other end attaches to the clew, is this something I have three reefs and need them, but the end casting of my Isomast boom only has three sheaves - two reef and one outhaul. Internally mine contained two reefing lines running straight fore-to-aft and the outhaul which uses a 3:1 block assembly that is anchored to the boom about 6 inches aft of the gooesneck fitting on top (you should see two rivets there if yours is like that). 47mm (3. I think of the end boom fitting like the fittings at the mast head for a tracked main sail and a free spinnaker. (100mm) square and angles aft approximately 12 degrees to align Winch with Outhaul or Reef lines exiting from Boom. Outhaul Block: Har 224: Vang Attachment Lug: FB0-16-14: Mainsheet Bail, Fixed welded: FB0-15AF: J/80 Outhaul Purchase: : Outhaul Assembly Complete w/ 4 Sheaves : NB-32 Isomat Boom: Isomat NB-32 Boom Section Measurements (OD): 5" x 4 3/8" (128mm x 110mm) Wall Thickness: . Basic 2:1 internal outhaul system. I was doing a bit of digging and it seems that the Mirage 27 might have had internal lines in the boom for the two (leach cringle) reef lines as well as the outhaul. 00 O'day Mariner Headstay Tang 6 Hole. Note that Booms used with Furling Masts sometimes use upgraded Outhaul Systems with special Track and Ball-bearing Outhaul Cars, See: Listed below are the Original Isomat Boom Sections. Fit the boom on the mast in the usual manner and connect the two hydraulic hoses from the boom to the mast gland (or deck gland) by To make the outhaul as easy to attach as possible, add a snap shackle to the working end of the outhaul for hooking to the mainsail clew. Internal lines run over delrin sheaves, and down past lever action cams. A O'Day 322 would have come with a Isomat spar, Isofurl on the head sail. Cast Aluminum End Stop is 2" wide x 2" (maximum) long (50 x 50mm) x 3/4" (19mm) thick, and Isomat NB-16 Boom Section Isomat NB-16 Boom Section is stocked in a variety of lengths fully anodized. I believe most of the Isomats have this feature. Anodized Bracket fastens to Mast with eight (8) 3/16" I'm planning to replace what I think is my boat's original boom topping lift (the in-boom portion and the wire topping lift). Likes: FlimFlamII. But there is so much load on the slider I A 2-1,2-1,2-1 cascade works great, but requires a long throw, which you should have inside the boom. I thought the line would be connected directly to the wire cable that attaches to the sail but it loops around a pulley which is connect to the wire and the other end of the braided line must be tied to something at the gooseneck inside the boom. These acetal parts are 40 years old, but maybe not as brittle as I originally thought. Rig-Rite stocks the widest selection of Spars and Spar Parts available anywhere, from manufacturers around the world. I had also placed this question in the "Ask All Sailors" forum so apologies for the double post. I have the Isomat NB-26 boom on my P303 with internal reefing and outhaul. Selden 402-101-01 Block, BBB20 Single, Strap 6m of Rooster Spliceable Polyester Control Line (SPC) -dia. Made in house with a cut off wheel, grinder, drill, some sand paper, and some Painted Awl Grip Cream with 2 single line reefs, 4:1 I had a 386 for many years and now 46. Winch mounting surface on Bracket is 4 3/4" (120mm) high x 4 3/8" (112mm) wide and angles aft approximately 12 degrees to align Winch with Outhaul or Reef lines exiting from Boom. Winch mounting surface on Bracket is 5 3/8" (135mm) square and angles aft approximately 12 degrees to align Winch with Posted by lance_ryley (lance_ryley@>) When the PO’s did the conversion from wishbones to booms, they went with Isomat sections. Now that we have all of the lines removed from the boom and measured we are ready to purchase the last of our lines. Technical data and descriptions of all common Isomat Parts and Spar Sections are on-site, many with pictures. RF5106 features an integral fairlead which retains sheet when uncleated. This is to make the control line reachable when the boom is swung out and keep the line captive, Formed aluminum Bracket fits aft side of NG-80 Mast Section. Phone: (001) 401-739-1140 -- FAX: (001) 401-739-1149 www. NB-55 Isomat Boom: Isomat NB-55 Boom Section 810H Measurements (OD): 7" x 5 1/8" (180mm x 130mm) Wall Thickness: . After Mike at owners web had a conversation with a z spar, they say I need 6 meters In anticipation of new sails this year I decided to go over my Isomat boom to clean up a few things: - The outhaul did not work as smoothly as I would like - Reefing lines (2 although I have 3 reef points on the old sail) didn't operate smoothly when raising and lowering the main - Several of the machine head screws that attached the aluminum How to Build a Laser 6-1 Outhaul System The Laser 6-1 Outhaul System is now the standard that comes with all new boats. Anybody out there tell me Mast and boom are both Isomat fabricated. Accepts 8mm 516 shackle or direct attachment of outhaul pennant. The line parted when I tried running new line through the system. Our new to us 410 came with little to no extras and we are looking into what you owners have for the outhaul car system on your booms. Rig-Rite stocks a large selection of Isomat Parts. If sheaves are functional and the track is clean, the outhaul works as designed. Lower RF20711 and V-cleat are positioned along the boom, as required for crew access. This is the only way that you can replace the outhaul line and associated blocks. 2mm) is 5 1/8" (130mm) long, and welded to formed Triangular channel that is 16mm (5/8") wide (outside) with 10mm (3/8") clearance inside and hole for 6mm (1/4") pin. DiagramRef. The centre one is for the outhaul, the other two are for reefing. 114" (2. Internal Boom Outhaul Slides & Cars: For Booms with an Integral Track. a. Line Size = 6mm (1/4") All our systems come with full rigging instruction sheet. Here are the specs from the Manual for the in-boom line and for the lift line wire, and a pic of the in The line from the eyelet to the boom will in effect halve your outhaul ability but will provide s straight pull against the mainsheet pull. New-Style Goosenecks are listed below, Old-Style Goosenecks are listed separately, The outhaul and reefing line are led down at the mast and aft to the cockpit. Later Booms Sections used by Isomat had smooth sides and an integral internal flat track on the bottom, See: Sparcraft FB Booms. On the forward end (tack) of the boom (Isomat NB-26) are 3 Gooseneck internal cams, one for outhaul and Reaching out to all Hunter 410 1998 boat owners. 065" Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 2 internal reef lines. Different block systems for the different sails. 75") • Diameter: 12mm (. The exact replacement part is available for CAN$82 each which I find Opening up the boom and installing the new lines. 472") 7 Plastic Rollers • Outside Diameter: 17. Winch mounting surface on Bracket is 5 7/8" (150mm) square and angles aft approximately 12 degrees to align Winch with Designed to mount under the Boom for use with a Reef line winch. Internal lines Isomat NB-55 Boom Section Outside Measurements (Maximum): 7" x 5 1/8" (180mm x 130mm) Wall Thickness: . Internal lines The following two photos show the standard 3 to 1 outhaul purchase as installed in the Isomat boom section of CS30's The internal tackle has been pulled through the gooseneck end after removing the cap. 1. Sheave/Cam Axle for NB-16, NB-26 Goosenecks: NB1-12: Isomat NB-26 Boom Section Outside Measurements (Maximum): 4" x 3 1/2" (100mm x 90mm) Wall Thickness: . Isomat NB-16 Boom Section Outside Measurements (Maximum): 2 7/8" x 3 1/2" (72mm x 90mm) Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 2 internal reef lines. : 3. What's this thing at the end of the boom called? The sheave for the outhaul is broken, i. For details, See: Isomat AutoReef System. 71 lbs. Remove the nut from the bolt, and use the fid to carefully push the bolt through and out the boom, so that the line captures the block. Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 3 internal reef lines. C. We splice an eye in your rope if you want. Rig-Rite, Inc. Insert the outhaul car in the starboard side of the boom with the text upright, fitting the wheels at the same time. 5 KB Views: 1,884. The boom is supplied complete with the hydraulic cylinder and outhaul line with block fitted. For This inside boom outhaul is always in line with the boom sail track. CL244+CL105 = 30-32mm tube. Isomat NB-32 Boom Section is stocked in a variety of lengths fully anodized. : 2. The original floating double block inside the boom is piece of garbage. Original Isomat Booms are easily identifiable by their angularity (they are essentially Octagonal, and hard chined), and an integral internal flat track on the bottom for special Boom Bails. For other Boom components, (9/16") wide x 10mm (3/8") ID. The plan is to use two lines for each reef to the cockpit. Hold the boom in place by the topping lift or Step 5: Pull pin (25” off end) and pull out old outhaul. Attaching the Boom and Outhaul. The cruising sailor can make use of the traveler, the mainsheet, the boom vang, backstay tension, outhaul or the cunningham to manipulate sail shape. Hi: My boom has eight 60 x 14 x 10 (diameter, thickness, bore in mm) sheaves to run the reefing and outhaul lines. Internal lines Hi folks, I am finally breaking down and buying a new mainsail for my 1978 Seafarer 30. The outhaul is a line that connects to the clew of the mainsail (the ring in the lower aft corner) and pulls the sail back toward the end of the boom. One or a combination of these tools could be the right choice for you, I have my "new" 2011 laser that came with a block on the boom, a block on the sail and all the bits and pieces. 5 Isomat boom for the same reason this week end. You can tell an Isomat boom by the distinct shape. J/80 Boom & Components - Sparcraft FB-60 Boom Section: Description : Part # Outhaul Block: Har 224: $ . My reefing lines go to the end of the boom onto a pulley, along inside to near Interesting question as I totally dismantled my friend Hunter 1991 35. The outhaul is straight forward I think. The lines for the first reef must lie outside (starboard) of the outhaul block under the I have an Isomat mast/boom, here are the different set-ups Isomat used for the outhaul, This link describes the rebuild of an Isomat boom: Isomat Boom Maintenance – taking it apart – Foghorn Lullaby . For Booms with an Add-on Track. I just rebuilt my boom (it's an Isomat, yours should be too). 10" (159mm x 104mm) wide and angles aft approximately 12 degrees to align Winch with Outhaul or Reef lines exiting from Boom. 00: Aluminum Spreader Base Lg. The third step in the process. Outhaul – 25 feet solid blue 7/16″ line spliced with 8 feet wire 2. Painted finishes and other lengths are available on special order. Winch mounting surface on Bracket is 5 1/8" (130mm) high x 4 5/8" (118mm) and angles aft approximately 12 degrees to align Winch with Outhaul or Reef lines exiting The boom part of the outhaul line attaches to the shackle. Isomat NB-40 Boom Section Isomat NB-40 Boom Section is stocked in a variety of lengths fully anodized. Reef 1 forward – 46 feet solid green 3/8″ line whipped both ends 3. The old main was NOT loose footed and had no outhaul. 41. During the voting period we had a rather lively discussion about how the outhaul was rigged in the photos of the boom sleeve and yesterday, with no wind here this time of the year, turned out to be a good time to get some The outhaul line comes from the sheave in the aft boom end, thru the block in the outhaul car, thru the clew in the mainsail and attached to the shackle in the front of the outhaul car. On a a 2:1 outhaul or 4:1 outhaul, Formed aluminum Bracket fits aft side of NG-105 Mast Section. Has anyone done away with this setup and gone to a Sheaves and sheave axle slide in from the aft side simultaneously, and are held in place by the outhaul and/or reef lines. Outhaul Slide for 7/8" Sailtrack: RL 477X: Simple Outhaul/Traveller Slide features 1/4" welded loop with 5/8" ID for clew shackle and attachment of outhaul pennant. The outhaul consists of a rope exiting below the gooseneck, which leads to a 3:1 internal tackle, which then leads out the aft boom end as a wire with a shackle, which @rkinross When I had my mast and rig refitted on my CAL35C, had the rigger install an internal boom outhaul, but external reefing. The profile of the current boom seems too small to accommodate Quick Release Top of Boom Outhaul System using Allen 20mm Dynamic Tii blocks. Internal The outhaul line in a J/109 sailboat has a block and tackle concealed inside the boom to provide mechanical advantage when adjusting tension on the foot of t AutoReef Boom Components: The Isomat AutoReef System utilizes specially modified Boom End castings with special Rollers and Sheave Axles. jpg. Boats are only in water about 4 - 5 months a year up here, and i have only owned her for 3 years. The standard 4mm secondary control line rope is SK78 Dyneema However the same section Sparcraft/Isomat booms are fitted by Beneteau to a number of the mid sized Oceanis yachts (eg 321), which are fitted with "shuttle blocks" which float loose within the boom - as shown in Note new rivets on leftside which support new bracket which pennant outhaul is tied. 70 Isomat NB-32 Boom Section Outside Measurements (Maximum): 5" x 4 3/8" (128mm x 110mm) Wall Thickness: . The clew was just attached to the end of the boom Isomat NB-26 Boom Section Isomat NB-26 Boom Section is stocked in a variety of lengths fully anodized. Upon inspection, the edges at the radius of the groove are starting to fracture away somewhat. J/80 Booms use the Sparcraft FB-60 Boom Section. Internal lines run over (3) delrin rollers (NB1-11R) and down past Isomat and Francespar were merged and re named to form what is today’s Sparcraft. 72 lbs. three next to eachother. 5 with a cascading internal 6:1 system. New-Style Goosenecks are listed below, Old-Style Goosenecks are listed separately, See: Old-Style NB-55 Gooseneck Assemblies and Parts. As Sparcraft agents we have many of the original mast data and plans for this era of yachts. e. The outhaul uses the block inside the Isomat NB-26 Boom Section Isomat NB-26 Boom Section is stocked in a variety of lengths fully anodized. 49mm All Sparcraft FB Boom Sections are listed below, Parts and components are listed under the specific Boom Section they are used with. Ours is the standard rig . Includes: 1 Isomat plastic Boom Toggle and Toggle Bearing assembly 1 Clevis Pin • Length: 96. I would go ahead and replace the parts, if you can, and if not find a rigger familiar with the Selden John Christianson, inventor of the now legal boom sleeve/clew hook, has sent to me his version of how he thinks the outhaul should be rigged. I clearly hear the sound of metal banging against metal. 85mm 3 38 long. 70 Formed aluminum Bracket fits aft side of NG-37 Mast Section. Both of us would like to replace the now twenty plus year old lines? Thanks in advance for any posts/replies I've had my boom apart, I need to replace the outhaul line that is connected inside the boom. See diagram on Page 11. 5 Legend. J/80 Spreaders use the Isomat BF-2 Spreader Section. 098" (2. pdf John, this is why I love this group! The following two photos show the standard 3 to 1 outhaul purchase as installed in the Isomat boom section of CS30's The internal tackle has been pulled through the gooseneck end after removing the cap. Primary line is 3mm SK78 Dyneema in dark grey and a range of colours. Click on individual Boom Sections, below, to see hardware commonly used with those Sections. 80+ Complete Boom Head - Alu 3-Piece Boom RDM/SDM Compatible; Boom Head for Alu Tapered Monocoque Boom (C-Shape) Complete Boom Head SLIM HD V-grip Carbon If your Kenyon boom is like mine, there is a bolt that goes through it at the mast end that holds the internal block. Internal lines The line runs from the exit block forward, through a padeye to a vee or clam cleat fairlead on boom near forward part cockpit. ) from a spar where a directional change of 90 to 180 degrees is required. The outhaul has to be moved from its current sheave (similarly at I have three lines that go into the boom at the mast and exit at the back of the boom. We can still supply many of the parts needed by customer to keep these mast sailing for many year to come Fits in integral slot in underside of Isomat NB-16, NB-26, and other boom sections with an underside boom bail slot that is 31mm wide x 3mm deep. I found If ordering a new boom that does not come stock with adjustable outhaul pulleys, ask us about an optional upgrade. Cams can be removed to allow lines to go Hello to all and thanks in advance for any help y'all might be able to give. I would use 1/4" dyneema core for the "around the end of the boom" part, to a Harken 308, then 3/16" core to a Harken 304, then Harken 2650 40mm carbo to a cord like swiftcord or FSE racingsheet, to whatever your exit happens to be in the boom. 20" x 3. vjqlrb pnumv yrnue dxqeectv anaavd spfbx qlonkr rsor awtfc xxmao