Pearson Spars RR-4025 Boom Section


RR #4025 Gooseneck Assemblies & Parts Original RR #4025 Goosenecks used by Pearson and Bristol Yachts were of the Roller Reefing variety. A spring-loaded Aluminum shaft fits into a recess in the boom casting, reefing is accomplished by pulling aft on the boom and rolling it and the sail at the same time. All parts are listed here, as well as substitutes for all standard configurations.
Gooseneck Ass'y w/ Roller Reefing Shaft & 1 1/2" Toggle: PP 4025-3AST:
Cast aluminum Gooseneck fitting for RR #4025 Boom includes captive SS tack pin, and Roller Reefing Gooseneck Shaft Assembly with Spring and 1 1/2" extruded Toggle (PP B2AST). Toggle is suitable for use with any Gooseneck Slide or Bracket designed for a 1 1/2" Toggle and a 1/4" vertical Pin. Captive SS tack pin is superior to original Pearson threaded Tack Pin which was easily misplaced. Note: Gooseneck Shaft can be drilled for additional Cotter Pin hole immediately behind Boom End Casting (and used without Spring) to eliminate Roller Reefing feature. Order Gooseneck Slides separately, see below.
Gooseneck Ass'y w/ Roller Reefing Shaft: PP 4025-3AS: Cast aluminum Gooseneck fitting for RR #4025 Boom includes captive SS tack pin, and Roller Reefing Gooseneck Shaft (PP B2) with Spring (PP B3). Gooseneck Shaft has cast nose with 1/4" horizontal hole to fit special extruded Toggles (*PP B4, PP B4X), listed below. Captive SS tack pin is superior to original Pearson threaded Tack Pin which was easily misplaced. Note:* Gooseneck Shaft can be drilled for additional Cotter Pin hole immediately behind Boom End Casting (and used without Spring) to eliminate Roller Reefing feature.
	Gooseneck Casting w/ Tack Pin: PP 4025-3A: Cast aluminum gooseneck end only for RR #4025 Boom includes captive SS tack pin. Casting has oval recess in forward end with 3/4" hole for use with Roller Reefing Gooseneck Shaft (PP B2). Captive SS tack pin is superior to original Pearson threaded Tack Pin which was easily misplaced.
Threaded Tack Pin: PP B34526: Early versions of this Gooseneck Assembly used a non-captive 1/4" threaded Tack Pin.
Roller Reefing Gooseneck Shaft Ass'y w/ Spring & Toggle: PP B2AST:
Roller Reefing Gooseneck Shaft Assembly with Spring and 1 1/2" extruded Toggle (PP B4) is used on boom ends with an oval recess in forward end. Toggle is suitable for use with any Gooseneck Slide or bracket designed for a 1 1/2" Toggle and a 1/4" vertical Pin. Note: Gooseneck Shaft can be drilled for additional Cotter Pin hole immediately behind Boom End Casting (and used without Spring) to eliminate Roller Reefing feature.
	Roller Reefing Gooseneck Shaft Ass'y w/ Toggle: PP B2AT:
	Roller Reefing Gooseneck Shaft Assembly with 1 1/2" extruded Toggle (PP B4) is used on boom ends with an oval recess in forward end. Toggle is suitable for use with any Gooseneck Slide or bracket designed for a 1 1/2" Toggle and a 1/4" vertical Pin. Note: Gooseneck Shaft can be drilled for additional Cotter Pin hole immediately behind Boom End Casting (and used without Spring) to eliminate Roller Reefing feature.
	Roller Reefing Gooseneck Shaft (Arrowhead): PP B2: Roller Reefing Gooseneck Shaft used on boom ends with an oval recess in forward end. Cast aluminum unit is 4 1/4" long with 3/4" diameter shaft, shaft is 2 3/4" long. Nose is 1 1/2" high x 7/16" wide with hole for 1/4" pin. For use with special Extruded Gooseneck Toggles, listed below. Note: Gooseneck Shaft can be drilled for additional Cotter Pin hole immediately behind Boom End Casting (and used without Spring) to eliminate Roller Reefing feature. P2032
	Extruded Gooseneck Toggle - 1 1/2": PP B4: Extruded Gooseneck Toggle for use with aluminum Roller Reefing Gooseneck Shaft, or boom ends with integral nose. Aluminum Gooseneck Toggle is 1 1/2" high x 3/4" wide with (2) holes for 1/4" vertical and horizontal pins, horizontal pin is included. Aft end has 1/2" wide cutout for PP B2 Gooseneck Shaft or boom ends with integral nose. Toggle is suitable for use with any Gooseneck Slide or bracket designed for a 1 1/2" Toggle and a 1/4" vertical Pin.
	Short Extruded Gooseneck Toggle - 7/8": PP B4X: Old-style, short Extruded Gooseneck Toggle for use with aluminum Roller Reefing Gooseneck Shaft, or boom ends with integral nose. Aluminum Gooseneck Toggle is 7/8" high x 3/4" wide with (2) holes for 1/4" vertical and horizontal pins, horizontal pin is included. Aft end has 1/2" wide cutout for PP B2 Gooseneck Shaft or boom ends with integral nose. Short Toggle fits old-style Gooseneck Slides with 1" cutout.
	Roller Reefing Gooseneck Shaft Spring: PP B3: SS Spring for use with Aluminum 3/4" Roller Reefing Gooseneck Shaft. SS Spring is 1" OD x 2 3/4" long (uncompressed). P21058
Gooseneck Slide for Boltrope & 1 1/2" Toggle: PP M5A: Extruded Gooseneck Slide fits RR #4025 Mast Section, and some other Teardrop-shaped mast sections with a 1/2" boltrope groove. Aluminum Gooseneck Slide is 3" high x 5/8" wide and uses a 1/4" vertical pin. Aft side has 1 5/8" cutout for Gooseneck Toggle, and features 1/4" hole for downhaul line or shackle. Includes vertical Pin and nylon washers to eliminate chafe against Toggle. As used on Pearson 22, Ensign, Electra and others.
Gooseneck Slide for 3/4" Internal Flat Track & 1 1/2" Toggle: PP M6A:
Aluminum Gooseneck Slide fits most Mast Sections with a 3/4" flat internal track. Gooseneck Slide is 4" high x 3/4" wide and uses a 1/4" vertical pin. Aft side has 1 5/8" cutout for Gooseneck Toggle, and features 5/16" hole for downhaul line or shackle. Includes vertical Pin and nylon washers to eliminate chafe against Toggle. As used on Pearson 26 and others. *
Gooseneck Casting without Tack: PP 4025-3B: Cast aluminum gooseneck end without Tack, for RR #4025 Boom. Casting has 1 1/2" square recess in forward end with 1/2" hole for attachment of SS yoke. Frequently used by Pearson on Mizzen Booms.
Gooseneck Ass'y w/ Slide, Tack & Reef Hooks: PP 4025-3B-SHA: Cast aluminum gooseneck Assembly with Slide, Tack and Reef Hooks, for RR #4025 Boom. Includes SS Gooseneck Slide *(K-1685A),* and SS Reef Hook Assembly with 3-position Tack Pin, K-10501. Slide fits RR #4025 Mast Section and others with a 1/2" boltrope groove.

RR #4025 Bails and Vang Fittings
Boom Bail - 3/8" x 2 3/4" wide: K-2223: Heavy SS Boom Bail made from 3/8" rod is designed to be attached with (1) 3/8" SS bolt and nut. Formed at 2 3/4" wide, width can be varied to fit larger or smaller sections. Bail length, from bolt center, is 3 1/2". For use with RR #4025 boom.
	Boom Bail Bolt Ass'y - 3/8" for #4025 Boom: K-2223BA: Boom Bail bolt assembly includes 3/8" SS bolt x 3 1/2", with locknut and nylon washers to prevent bail from damaging boom surface as it pivots. For use with K-2223 Boom Bails on RR #4025 boom.
Internal Boom Bail: K-11428: Heavy 5/16" SS bail is welded to a SS plate formed to fit the inside of the boom. Unit is mounted inside the boom, where bail protrudes through a 5/16" x 1 1/2" slot, and is held in place with (2) SS rivets on 3 1/4" centers. Curved plate measures 4" long x 1 3/8" wide.
Boom Vang Ball Attachment Plate for #4025: Sch 90-50X: Formed SS plate for attachment of Boom Vang with 1/8" wire swage ball. Allows for quick attachment and removal of Boom Vang, raised channel design allows easy installation without milling slot in boom. Channel projects approximately 3/8" from underside of Boom when installed. Formed Stainless Steel plate is 2 1/8" long x 2" high. Fastens with (4) 3/16" (#10) screws or rivets.
Boom Vang Ball Attachment Plate, Flush Mount: Sch 90-54X: Formed SS plate for attachment of Boom Vang with 1/8" wire swage ball. Allows for quick attachment and removal of Boom Vang, Flush mounting design allows use with Roller-Reefing booms. Formed Stainless Steel plate is 4" long x 2 1/2" wide. Mounting requires 3/8" wide x 1 1/4" long slot in Boom. Fastens with (10) 3/16" (#10) screws or rivets.
	Boom Vang Wire Pennant w/ Swage Ball: K-2182WP: Wire Pennant for attachment of Boom Vang to Boom Vang Ball Attachment Plate. Pennant is 1/8" wire with swage ball and shank (MS20664-4) on one end and a nicopress and thimble on the other. Thimble allows attachment of any upper Vang block. Assembly is 6" long. Ball is suitable for all Ball Attachment Plates with a slot that is 1/4" wide or less.

RR #4025 Outhaul Fittings
Outhaul Cap: PP 4025-4: Cast aluminum Outhaul Cap for RR #4025 Boom covers outboard boom end.
Outhaul Cap w/ 2 Tangs: PP 4025-4-2: Cast aluminum Outhaul Cap for RR #4025 Boom covers outboard boom end and includes 2 swiveling tangs for mainsheet and/or topping lift attachment. Swiveling attachments for mainsheet and topping lift are required for use with roller-reefing goosenecks.
Outhaul Lug: PP B10: Extruded aluminum Outhaul Lug has tab with 2 holes for outhaul, and/or topping lift attachment. Lug is 1 1/2" long and fits any Boom Section with a 1/2" Boltrope groove. Lug slides into groove and is secured at outboard end with a screw through boom wall into lug.

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Spars, Rigging, and Hardware for Sailboats

Rig-Rite RR #4025 Boom Section Measurements: (OD) 4.00" x 2.50" (102mm x 63.5mm) Wall Thickness: .100" Weight/ft.: 1.4 lbs. Circumference: 10 5/16" Alloy: 6063-T6 Sail slides: 1/2" round slugs (A018, A118) or 1/2" boltrope Standard Boom Lengths: 8'11", 13'5" Common Boom usage: Pearson 22, Electra, Ensign, Pearson 26, Pearson 28, Pearson 419K (mizzen), Pearson 422K (mizzen), Pearson 424K (mizzen), Triton Sloop, Triton Yawl, and many others At one time Pearson used the RR #4025 Boom on most all of their boats up to 30'. See Also: Rig-Rite 4025 Mast

RR #4025 Boom Section RR #4025 Boom Section - Clear Anodized: RR 4025CA-___: Rig-Rite #4025 Section Boom Tube is stocked in a variety of lengths (listed above) fully anodized, it can also be cut to shorter lengths. To order, specify length. Sections can also be milled for the sail entrance or other components if necessary, painted finishes and other lengths are available on special order, Please specify. If you require a complete Boom Assembly, you can select from components below and contact us with specifications.

RR #4025 Standard Boom Hardware Listed below are parts specific to the Rig-Rite #4025 Boom Section. For more generic parts, see categories listed under Spar Parts. There are many parts for specific configurations that are not listed here. If you require Rig-Rite #4025 Boom Components not listed here please contact us with details.