Mast Wedges

Mast Wedges
Mast Wedges are used on keel-stepped Rigs to support the Mast as it passes through the Deck Collar, as well as providing chafe protection between the two. Complete dimensions of all Mast Wedges are provided below, to assist you in determining suitability for your application.

Mast Wedge with Flange: K-77509-___": Kenyon Extruded Black Rubber Mast Wedge with Flange. Designed for Deck Collars where the Inside Diameter of the Collar is the same shape as the Mast, and 1/2" larger all around. Cut to a specific length for each Mast Section, one piece wraps around the mast equalizing loading at all points. This one-piece arrangement is superior to individual wedges, which can cause point loading leading to deformation. Also used in shorter pieces in various deck Collars where distance to the Mast wall approximates 1/2". This item is available cut to any length, please specify length in inches in part number. This item is also available in 1 1/2" lengths, below, and in specific lengths for Kenyon Mast Sections, See individual Kenyon Mast Sections for specific Part Numbers.
Mast Wedge with Flange - 1 1/2" long: K-77509-1.5": Kenyon Extruded Rubber 1/2" Mast Wedge with Flange, K-77509, above, cut in 1 1/2" (40mm) long pieces. Suitable for use with a variety of Deck Collars, and as used by O'Day and others.
*Mast Collar Wedge w/ Flange - 3" long: Sch 77-99X-3:* *Mast Collar Wedge w/ Flange - 6" long: Sch 77-99X-6:* Original White Mast Wedge with Flange as used on a variety of Schaefer and Hall Spars. Extruded Vinyl Wedge is 1 7/8" high x (maximum) 9/16" thick. Normally used 4 or 6 pieces per mast, it is available in 3" and 6" lengths.
*Mast Collar Wedge – Small Rubber: NGA-18:* Heavy Extruded Rubber Wedge for use with Isomat and other Masts. Small stepped Rubber Wedge is used to support the mast as it passes through the Deck Collar, it is suitable for use where the gap between the Mast and the Deck Collar is 1/2" - 7/8". Wedge is 2 3/4" (70mm) long x 1 1/8" (28mm) wide, and is 15/16" (24mm) thick at the top tapering to 3/8" (10mm) thick at the bottom. Most Isomat Deck Collars require a variety of Small, and Large Mast Wedges, NGA-19.
*Mast Collar Wedge – Large Rubber: NGA-19:* Heavy Extruded Rubber Wedge for use with Isomat and other Masts. Large stepped Rubber Wedge is used to support the mast as it passes through the Deck Collar, it is suitable for use where the gap between the Mast and the Deck Collar is 3/4" - 1 1/8". Wedge is 2 3/4" (70mm) long x 1 1/8" (28mm) wide, and is 1 3/16" (30mm) thick at the top tapering to 11/16" (18mm) thick at the bottom. Most Isomat Deck Collars require a variety of Large, and Small Mast Wedges, NGA-18.
*Mast Collar Wedge – Large Wood: NGA-19W:* Wedge for use with Isomat and other Masts. Large stepped Wood Wedge is used to support the mast as it passes through the Deck Collar. African mahogany Wedge is 2 3/4" (70mm) long x 1 1/8" (28mm) wide, and is 1 5/16" (33mm) thick at the top tapering to 3/4" (20mm) thick at the bottom.
*Urethane Mast Collar for 5 3/8" OD Round Mast: PP-F25572MC:* Special molded Urethane Mast Collar/Wedge for 5 3/8" OD Round Mast. Round Mast Collar is 6 5/8" OD x 5 3/8" ID x 2 3/8" high and fits between the Mast and the Deck Collar. One piece molded construction means that Mast Collar must be put on the Mast before it is stepped. As used on Freedom 21. * Special Round Mast Boot to fit Freedom 21 (PP-F25443MB**) is available. Hard molded black Mast Boot fits 9" OD Round Deck Collar, and is 2 1/2" high x 5 1/2" ID.
Urethane Mast Collars for Kenyon Masts: Special Urethane Mast Collars designed for a variety of Kenyon Mast Sections. One-piece molded Mast Collar with flange provides even support all around the mast, fitting both between the Mast and the Deck Collar, *and* between the Deck Collar and the Deck. One piece molded construction means that these Mast Collars must be put on the Mast before it is stepped. See individual Kenyon Mast Sections for specific Part Numbers.

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