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Spars, Rigging, and Hardware for Sailboats

Rig-Rite, Inc.
Phone: (001) 401-739-1140 -- FAX: (001) 401-739-1149
www.RigRite.com          Ordering/Questions

Kenyon Spars D-Section Mast


Kenyon Spars D-Section Mast
Measurements (outside): 3.75" x 2.25" (95mm x 57mm)
Wall Thickness: .100"
Weight/ft.: 1.3 lbs.
Moments of inertia: Ixx = 1.5", Iyy = .63"
Circumference: 9 5/8"
Alloy: 6063-T6
Sail slides: 1/2" round slugs (A018, A118) or 1/2" boltrope
Standard Mast Lengths: 22'7", 25'4", 26', 28'6", 30'
Common Mast usage: Balboa 20; Bayliner BU 210*; Bristol Corinthian 19; Cape Dory Typhoon (See Spartan CD-2 Mast); Cheetah Cat; Crosby Seagull; Dart 16; DC 14; Ford 20; Herman H-19; Kells 21, 22*, 23*;

Kenyon D Mast Section

Malibu 18; Mirage 5.5; Montego 19; NA 21; Nugget Trimaran; O’Day 192, 20, 20 Mk.2, 22*, Mariner 19; Petrel; Piver V-4, 17; Pleasure 17; Reinell 22; RK 20; Sailstar Orion; San Juan 21*; Shark*, Simon 19; South Coast 21, 22; Sunburst 18*; Vanguard; Watkins 17; Y-Flyer;
See Also: Kenyon Spars D-Section Boom

Kenyon D-Section Mast Tube

D-Section Mast Tube - Clear Anodized: K-DCA-___:
Kenyon D-Section Mast 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 sailgate or other components, painted finishes and other lengths are available on special order, Please specify. If you require a complete Mast Assembly, you can select from components below and contact us with specifications.
 


D-Section Standard Mast Hardware
Listed below are parts specific to the Kenyon D-Section Mast Section. For more generic parts, see Kenyon Exit Blocks, Kenyon Exit Plates, Kenyon Shroud Tangs, and other categories listed under Kenyon Spar Parts. There are many parts for specific configurations that are not listed here. If you require D-Section Mast Components not listed here please contact us with details.
Masthead Ass'y for D-Section (aluminum sheaves): K-1421:
Masthead Ass'y for D-Section (plastic sheaves): K-1421P:

Heavy-duty cast aluminum masthead assembly with 4 sheaves is designed to allow use of external OR internal halyards. Includes SS toggles for headstay and backstay with 1/4" pins and a topping lift attachment pin. Standard with integral SS spinnaker bail. Masthead is 10" long, and attaches to the mast with (4) 1/4" screws or (1) 1/4" bolt.

 

K-1421

 

Masthead Sheave – Aluminum: K-198-7A:
Anodized Aluminum Sheave for use with wire or rope. Sheave is 1 3/4" OD x 31/64" wide x 3/8" ID, and rides on Bronze Bushing K-9523, for use with standard 1/4" axle.

 

K-198-7A

Masthead Sheave – Plastic: K-198-7P:
Plastic Sheave for use with rope. Sheave is 1 3/4" OD x 31/64" wide x 3/8" ID, and rides on Bronze Bushing K-9523, for use with standard 1/4" axle.

 

Masthead Sheave Bushing: K-9523:
Sintered Bronze Sheave Bushing measures 3/8" OD x 1/4" ID x 1/2" long, for use on standard 1/4" axle.

 

Fractional Masthead Ass'y w/ Single Sheave: K-2295-1:
Single channel extruded aluminum Masthead Assembly for D-Section mast incorporates (1) aluminum sheave, K-198-7A (above), for internal main halyard, and backstay crane with 5/16" pin. Includes 1/4" pin for topping lift attachment. Masthead fits in 2 7/16" x 3/4" wide slot cut into fore and aft sides of the mast tube. Use with Masthead Cap K-222D (order separately). Channel is 8" long, and attaches to the mast with (2) 1/4" bolts.

 

K-10976

 

 

Fractional Masthead Ass'y w/ Two Sheaves: K-2295:
Single channel extruded aluminum Masthead Assembly for D-Section mast incorporates (2) aluminum sheaves, K-198-7A (above), for use with internal or external main halyard, and backstay crane with 5/16" pin. Includes 1/4" pin for topping lift attachment. Masthead fits in 2 7/16" x 3/4" wide slot cut into fore and aft sides of the mast tube. Use with Masthead Cap K-222D (order separately). Channel is 8" long, and attaches to the mast with (2) 1/4" bolts.

 

Mast Head Cap: K-222D:
Mast Head Cap for D-Section fastens to top of any Kenyon inset masthead, to seal mast end, and provide a flat mounting surface. Cap size is slightly larger than D-Section mast. Aluminum with black epoxy finish.

 


Jumper Strut & Tang Ass'y: K-2333JATC:
Cast aluminum Jumper Strut Assembly Fits 2333 and D-Section Masts. Unit combines 5/8" OD Jumper Struts at 105 degree angle, with Crossbar and Upper Shroud Tangs in one compact, lightweight unit. Assembly fastens to mast with (1) 1/4" x 3 1/2" Bolt & Locknut (included). Base measures (maximum) 6" wide x 1 1/16" high and projects 3/4" forward of mast. t13c23.25. As used on Shark.

 

 

 

Jumper Strut Base: K-2333JAB:
Cast aluminum Jumper Strut Base Fits 2333 and D-Section Masts. Unit accepts 5/8" OD Jumper Struts at 105 degree angle, and recesses for Upper Shroud Tangs. Base and Tangs fasten with (1) 1/4" bolt. Base measures (maximum) 6" wide x 1 1/16" high and projects 3/4" forward of mast.

 

K-2331JAB

 


Spreaders:
The Kenyon D-Section mast is used with a variety of spreaders. For Spreader details, or to order replacement Spreaders, see Kenyon Spreader Sections.

 

Spreader Bracket Ass'y: K-366:
SS Spreader Bracket Assembly for D-Section mast on smaller boats. Formed bracket incorporates channel to fit 1/2" OD Spreaders, or 5/8" OD reduced spreaders. Spreaders are attached with a 1/4" clevis pin (included). Spreaders are free to swing fore and aft, but can be locked in aft-most position with an additional clevis pin. SS Bracket is 1 5/8" high x 3 1/8" long (max.) and projects 2" out from the side of the mast when mounted. Bracket attaches to the mast with (3) 3/16" (#10) fasteners.

 

K-366

 

Aluminum Spreader Bracket Ass'y: K-365:
Aluminum Spreader Bracket Assembly for D-Section mast on smaller boats. Cast bracket has curved base to fit Mast Section and incorporates tabs to fit 1/2" OD Standard Spreaders. Spreaders are attached with a 1/4" clevis pin (included), and are free to swing fore and aft. Bracket is 2 3/8" high x 7/8" wide and projects 1 1/8" out from the side of the mast when mounted. Bracket attaches to the mast with (3) 3/16" (#10) fasteners. This item is for replacement use only on D-Section Mast.

 

Triangular Aluminum Spreader Bracket Ass'y: K-365T:
Aluminum Spreader Bracket Assembly for D-Section mast on smaller boats. Cast bracket has wide triangular base curved to fit Mast Section and incorporates tabs to fit 1/2" OD Standard Spreaders. Spreaders are attached with a 1/4" clevis pin (included), and are free to swing fore and aft. Bracket is 2 3/8" high x 1 1/8" wide and projects 1 1/8" out from the side of the mast when mounted. Bracket attaches to the mast with (3) 3/16" (#10) fasteners. Similar to K-365, above, but with wider base for greater support. This item is for replacement use only on D-Section Mast.

 

Old-style Spreader Base Stud Ass'y: K-1092BA:
Old-style Spreader Base Stud Assembly for D-Section mast, and 7/8" OD Spreaders, K-SPR7A. Assembly consists of 3/8" SS Rod threaded on both ends, and (2) 3/4" OD Aluminum Studs. SS Rod is inserted through 3/8" ID Compression tube in Mast, Aluminum Studs are then screwed onto Rod, tight against the mast. K-SPR7A Spreaders are then slid over studs while hole is drilled for 1/8" cotter pin. Cotter pin goes through Spreader, Stud, and SS Rod, holding entire unit together. 3/8" SS Rod is 6" long with 1 1/2" thread (3/8-16) on both ends, Aluminum Studs are 3/4" OD x 1 3/4" long. Fixed Base Assembly is only for use with in-line Spreaders (0 degree aft). As used on O'Day 22, San Juan 21 and others.

 

K-1092BA

 

 

 

 

 

Old-style Spreader Base Stud - Rod Only: K-1092R:
SS Rod only, for Old-style Spreader Base Stud Assembly K-1092BA, above. 3/8" SS Rod is 6" long with 1 1/2" thread (3/8-16) on both ends.

 


Spar Cleat - 5" long: Ken D-10325:
Cast Aluminum Spar Cleat is a low-profile design with a narrow base suitable for use with line up to 1/2" diameter. Black Epoxy coated Cleat is 5" long, and fastens to spar with (2) 7/32" (#12) FH screws on 1 1/2" centers. See also, other Kenyon Spar Cleats.

 

Sail Slide Stop: K-11198:
Sail Slide Stop works to keep sail slides from coming out of the sail entrance when the mainsail is lowered. Aluminum Slide Stop is 7/16" diameter x 1" long with SS thumb screw, thumb screw features captive nylon washer to prevent damage to mast surface.

 

Roller Prefeeder: K-11087:
Heavy-duty SS Roller Prefeeder automatically feeds boltrope mainsails into mast. Large diameter rollers eliminate friction and chafe. Supplied with threaded slug and screws to clamp it in luff groove, below sail entrance. Adjust higher or lower until feeding is perfect. Fits any mast section that uses boltrope.

 


Boom Attachments
The Kenyon D-Section Mast can have a Boom attached using one of the Gooseneck Brackets listed below, but is commonly used with a Gooseneck Slide, See: Gooseneck Slides for Boltrope Groove.
 
Gooseneck Bracket for 3/4" Toggle: K-1208L:
SS welded Gooseneck Bracket fits standard Kenyon 3/4" SS Toggle, K-9267, with 1/4" vertical pin. Fastens to D-Section mast with (6) 3/16" (#10) fasteners on 1" vertical centers. Base is 2 1/2" vertical x approximately 2 1/4" wide. Commonly used with B-Section Booms.

 

SS Gooseneck Toggle - 3/4": K-9267:
SS Gooseneck Toggle attaches directly to any of the Kenyon gooseneck brackets or gooseneck slides designed for a 3/4" toggle, and to any boom end casting using the K-79 or K8700A SS yoke assemblies. Toggle is 3/4" square x 7/8" long with 1/4" holes at 90 degrees to each other on 3/8" centers.

 

K-9267  

 


Gooseneck Bracket for 1" Toggle: K-1209:
SS welded Gooseneck Bracket fits standard Kenyon 1" SS Toggle, K-1993, with 1/4" vertical pin. Fastens to D-Section mast with (6) 3/16" (#10) fasteners. Base is 1 3/4" vertical x approximately 2 1/4" wide. Commonly used with B- and D-Section Booms.

 

K-1209
Large Gooseneck Bracket for 1" Toggle: K-1209L:
SS welded Gooseneck Bracket fits standard Kenyon 1" SS Toggle, K-1993, with 1/4" vertical pin. Fastens to D-Section mast with (6) 3/16" (#10) fasteners on 1" vertical centers. Base is 2 1/2" vertical x approximately 2 1/4" wide. Commonly used with B- and D-Section Booms.

 

SS Gooseneck Toggle - 1": K-1993:
SS Gooseneck Toggle attaches directly to any of the Kenyon gooseneck brackets or gooseneck slides designed for a 1" toggle, and to any boom end casting using the K-80 SS yoke assembly. Toggle is 1" square x 1 1/8" long with 1/4" holes at 90 degrees to each other on 1/2" centers.

 

K-1993


Mast Step Casting: K-111D:
Mast Step for D-Section fastens to deck, keelson, or to K-1264 Mast Hinge Assembly for use as tabernacle. Base size is slightly larger than D-Section mast. Cast in 356 Aluminum with black epoxy finish.

 

K-111D
Mast Step Casting, Angled 5° aft: K-9109-5A:
Mast Step for D-Section, as K-111D (above), but with bottom milled so that mast angles 5° aft when mast step is on flat surface, or so mast is vertical when mast step is on 5° angled deck. Mast Step fastens to deck, keelson, or to K-1264 Mast Hinge Assembly for use as tabernacle. Base size is slightly larger than D-Section mast. Cast in 356 Aluminum with black epoxy finish. As used on San Juan 21.

 

Hinged Mast Step Ass'y: K-1204Q:
Hinged tabernacle assembly for D-Section allows easy mast stepping. Consists of K-111D Mast Step casting bolted to K-1264 Mast Hinge Assembly.

 

Hinged Mast Step Ass'y - Angled: K-1205:
Hinged tabernacle assembly for D-Section allows easy mast stepping. Consists of K-9109-5A Mast Step casting (milled to sit @ 5 degrees aft) bolted to K-1264 Mast Hinge Assembly. As used on San Juan 21.

 

Hinged Mast Step Ass'y - Special Double: K-1204QD:
Special SS Hinged Double Tabernacle Assembly for D-Section Mast. Developed for boats with keel-stepped mast to convert to deck level hinge. SS Hinge Assembly has mast step castings, K-111D, on both sides. Mast is cut at deck level, Assembly is fastened to upper and lower mast sections. Mast must be cut 1 1/2" to retain original length, or mast length can be increased up to 1 1/2". Please note: Lower mast section must also be fastened to original keel step.

 

Tabernacle Mast Step: K-2101:
Cast aluminum Tabernacle base bolts to the deck with (3) 1/4" FH bolts. Aft corner of mast is cut away to allow mast to pivot aft, mast hinges on 5/16" pin assembly, K-2101PA, installed in mast. Base measures 4" long x 3 3/8" wide, aft holes are 1 1/8" apart, 3rd hole is 2 3/8" forward of them.
K-2101
Tabernacle Pin Assembly: K-2101PA:
SS 5/16" Pin Assembly includes aluminum spacer tube and cotter pin to lock in place in 5/16" hole in mast. Used with K-2101 Tabernacle, above.
K-2101PA

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