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Spars, Rigging, and Hardware for SailboatsRig-Rite, Inc. |
FB-36 Sparcraft Boom |
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Spars, Rigging, and Hardware for SailboatsRig-Rite, Inc. |
FB-36 Sparcraft Boom |
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Sparcraft FB-36 Boom Measurements (OD): 2 13/16" x 2 1/16" (71.6mm x 52mm) Wall Thickness: .070" (1.8mm) Weight/ft.: .90 lbs. Weight/M: 1.34 kg Moments of inertia: Ixx = .77", Iyy = .36" Moments of inertia: Ixx = 32cm4, Iyy = 15cm4 Circumference: 8 5/8" (220mm) Sail slides: 3/8" round slugs (A017, A117) or 3/8" boltrope Lower Track: 24.5mm x 2.5mm (31/32" x 3/32") Alloy: 6005-T6 Standard Boom Lengths: 10' 4" (3.16M) |
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| Common Boom usage F36: Albatros 710; Condor 55 (5.95M); Dehler 22, Sprinta 70; Hunter 240; Jeanneau Sun-Way 21, Sun-Wind 26; JK 15er, 16er*; Micro 5.5; Sudar Regatta; Sunbeam 22, 23*; Sylphe 22; Triss Norlin 5.7M, Magnum 6M; Unna 20; Vindo 22, 50MSK Mizzen; Waarship 660*, 725; | |
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FB-36 Boom Section FB-36 Boom Section is stocked in a variety of lengths fully anodized. Sections can be ordered bare (unmachined), or cut to shorter lengths with or without milling for other components. Painted finishes and other lengths are available on special order. If you require a complete Boom Assembly, select from components below and contact us with specifications. If you require components not listed below please contact us with details. All FB-36 Boom Ends have provisions for 3 internal lines. |
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FB-36 Boom - Mast Attachment Components FB-36 Booms are connected to a variety of Masts using one of the NG1-11 Gooseneck Brackets, which are available in several different widths to fit different Mast Sections. |
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NG1 Narrow Gooseneck Bracket: NG1-11N:
Cast aluminum Gooseneck/Vang Bracket is used on a variety of smaller FM Mast Sections. It is compatible with FB-36 Goosenecks, and with other Gooseneck Assemblies. Bracket is 3 7/8" (98mm) high x 1 15/16" (49mm) wide, and is fastened with four (4) 1/4" (6mm) rivets. Bracket has 12mm (7/16") holes for use with any of the NB1-1 Vertical Gooseneck Toggle Pins, below. Commonly used with FM-35, FM-50, FM-67, and FM-101 Mast Sections.
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NG1 Gooseneck Bracket: NG1-11:
Cast aluminum Gooseneck Bracket is used on a variety of NG and FM Mast Sections. It is compatible with FB-36 Goosenecks, and with other Gooseneck Assemblies. Bracket is 3 7/8" (98mm) high x 2 3/4" (70mm) wide, and is fastened with four (4) 1/4" (6mm) rivets. Bracket has 12mm (7/16") holes for use with any of the NB1-1 Vertical Gooseneck Toggle Pins, below. Note: There are other variations of this Gooseneck Bracket, differing only in width. All use the same Pins and Toggles.
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NB1 Gooseneck Pin Ass'y w/ Reef Hooks: NB1-1RA:
Stainless Steel Reef Hook/Tack Assembly incorporates 12mm Vertical Gooseneck Bolt with Tack Shackle and dual Reef Hooks. Reef Hooks are formed from 8mm rod, Assembly is (maximum) 3 5/8" wide x 6" high, and includes 5mm SS Tack Shackle. Bolt is 12mm diameter x 3 5/8" long for use with any of the NG1-11 Gooseneck Brackets and a variety of Gooseneck Toggles for a 12mm Pin.
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NB1 Gooseneck Connector Kit: NB1-1K:
NB1 Gooseneck Connector Kit for applications not requiring Reef Hooks. Kit has everything necessary to connect Gooseneck Casting to Mast Bracket and includes all 4 of the components below, NB1-1, NB1-2, NB1-3 and NB1-4.
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NB1 Vertical Gooseneck Pin: NB1-1:
Clevis pin is 12mm (7/16") dia. x 85mm (3 3/8") long. Used to attach the Gooseneck Toggle to any of the NG1-11 Gooseneck Brackets.
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NB1 Horizontal Gooseneck Cylinder: NB1-3:
Plastic Cylinder slides through the Gooseneck Casting and the Gooseneck Toggle. Vertical Gooseneck Pin then slides through Mast Bracket, Gooseneck Toggle, and Horizontal Gooseneck Cylinder, in that order. Black plastic cylinder is 1" diameter x 1 1/2" long with hole for 12mm (7/16") pin.
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NB1 Gooseneck Toggle: NB1-4:
Plastic Toggle fits in between the ears in the Gooseneck Casting. Horizontal Gooseneck Cylinder then slides through the Gooseneck Casting and the Gooseneck Toggle. All 3 pieces are held together by the Vertical Gooseneck clevis Pin.
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NB1 Tack Shackle: NB1-2:
SS Tack Shackle fits through hole in top of vertical gooseneck clevis pins. Shackle has 5mm (3/16") pin.
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FB-36 Boom Components The FB-36 Boom is commonly used with a variety of FB0, FB1, and NB1 components, detailed below. The FB36-1 Gooseneck can be used with several different Gooseneck Brackets. See: Mast Attachment Components, above. |
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FB-36 Gooseneck Ass'y w/ Sheaves & Cams: FB36-1AC:
Cast aluminum Gooseneck Assembly incorporates provisions for internal outhaul and 2 internal reef lines. Internal lines run over delrin sheaves, and down past lever action cams. Cams can be removed to allow lines to go straight down to the deck, outboard sheaves can be used to run lines upward for use in Auto-Reef applications. Includes (3) sheaves, FB36-10G, and (3) cams, NBA-14N. Order Gooseneck Toggle and Horizontal Gooseneck Cylinder, and appropriate Vertical Gooseneck Pin or Bolt, above, separately.
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FB-36 Gooseneck Ass'y w/ Sheaves only: FB36-1A:
As FB36-1AC, above, but with sheaves only for applications where lines are cleated on deck. Does not include Cams which can always be added later. Casting extends (maximum) 5 1/8" (130mm) forward of the boom tube. Distance from horizontal Pin hole to boom tube is 4 3/8" (110mm).
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FB-36 Gooseneck Casting: FB36-1:
Clear anodized Replacement Casting only, for any of the FB-36 Gooseneck Assemblies listed above.
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FB-36 Gooseneck Sheave: FB36-10G:
Black plastic Sheave is 27mm (1 1/16") OD x 10mm (3/8") wide x 8mm (5/16") ID. SM27R10-8
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Sheave Axle for FB-36 Gooseneck: FB36-12:
SS knurled Sheave Axle pin is 8mm (5/16") dia. x 49mm (1 15/16") long.
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Cam Axle for FB-36 Gooseneck: FB36-13:
SS knurled Cam Axle pin is 10mm (3/8") dia. x 47mm (1 7/8") long.
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Gooseneck Cam - Narrow: NBA-14N:
Gooseneck Cam lever used in all FB1 boom goosenecks to secure lines as they exit the gooseneck casting. Anodized extruded aluminum cam measures (max.) 2 3/4" long x 3/8" wide (70 x 10mm), and rides on 10mm (3/8") cam axle.
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FB0 Boom Bail Ass'y: FB0-15A:
SS Articulating Boom Bail Assembly is used for attachment of blocks and reef lines on FB-36 and FB-60 Boom sections. Bail is made from 6mm (1/4") rod. Formed plate is 1.5mm thick and measures 90mm (3 1/2") long x 23mm (7/8") wide. Fastens with (2) 3/16" (5mm) rivets.
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FB0 Boom Bail: FB0-15R:
SS formed rod bail only, as used in FB0 Boom Bail Assembly FB0-15A, above. Bail is made from 6mm (1/4") rod, and is 2 1/16" (53mm) long x (maximum) 1 3/16" (30mm) high.
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FB0 Boom Bail Plate: FB0-15BP:
SS formed plate only, as used in FB0 Boom Bail Assembly FB0-15A, above. Plate is 1.5mm thick and measures 90mm (3 1/2") long x 23mm (7/8") wide. Fastens with (2) 3/16" (5mm) rivets on 79mm (3 1/8") hole centers.
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FB0 Boom Bail Ass'y - Heavy-duty: FB0-15AW:
As FB0-15A (above), but Bail is reinforced with a welded crossbar. This heavy-duty option prevents the bail from compressing in extreme circumstances and is used in Heavy-duty applications.
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FB0 Heavy-duty Boom Bail: FB0-15RW:
SS formed rod Bail only, reinforced with a welded crossbar, as used in FB0 Heavy-duty Boom Bail Assembly FB0-15AW, above. Bail is made from 6mm (1/4") rod, and is 2 1/16" (53mm) long x (maximum) 1 3/16" (30mm) high.
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FB0 Fixed Boom Bail Ass'y: FB0-15AF:
SS Fixed Boom Bail Assembly is as FB0-15A, above, but bail is welded in position and does not articulate. Used on FB-36 and FB-60 Boom sections. Fastens with (2) 3/16" (5mm) rivets.
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FB0 Boom Vang Lug for 14mm Pin: FB0-16-14:
SS Boom Vang Attachment Lug fits in integral slot in underside of FB0 (FB-36 & FB-60) Boom sections, and has 14mm (9/16") hole for attachment of Sparcraft Pneuvang. Slide plate (1.5mm) is 5 3/4" long x 23.5mm (7/8") wide, and is welded to 5mm (3/16") thick Triangle. Slides into track and fastens with (4) 3/16" (5mm) rivets. Also used with NG1 Isovang. *
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Spar Cleat – 4 3/4": NGC-5:
Cast Aluminum Cleat is 120mm (4 3/4") long. Other Cleats have also been used on this boom section, and are listed separately. Other Isomat Cleats.
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Exit Plate – Small Snap-in: NG1-7:
Small Black plastic Snap-in Exit Plate eliminates line chafe, and accommodates a maximum of 7/16" line. Exit Plate measures 3 1/2" x 1" (87mm x 25mm), and installs in cut-out 13/16" x 2 7/8" (20mm x 74mm). Other Exit Plates have also been used on this boom section, and are listed separately. Other Isomat Exit Plates.
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AutoReef Internal Shuttle Block: NB1-20: Cast aluminum Shuttle Block incorporates 2 Delrin Roller sheaves. Used in AutoReef single line reefing systems.
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FB-36 Outhaul Assembly Complete: FB36-2A:
Cast aluminum Outhaul Assembly incorporates provisions for internal outhaul and 2 internal reef lines. Sheaves and sheave axle slide in from the aft side simultaneously, and are held in place by the outhaul and/or reef lines. Eye on upper side allows for topping lift attachment. Casting extends (maximum) 2" (50mm) aft of the boom tube.
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FB-36 Outhaul Casting: FB36-2:
Clear anodized replacement Casting only, for the FB-36 Outhaul Assembly.
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FB-36 Outhaul Sheave: FM1-2S:
Black plastic Outhaul Sheave for FB-36 is 30mm (1 1/8") OD x 10mm (3/8") wide x 8mm (5/16") ID. SM30R10-8
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Sheave Axle for FB-36 Outhaul: FB36-14:
SS 'Drop-in' Sheave Axle pin is 8mm (5/16") dia. x 43mm (1 11/16") long. |
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