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Big Boat Sheaves

Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of Hard Lube-anodized 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial loads and carbon-black Delrin® balls to support sideloads and provide UV protection. Select sheaves based on load-carrying capability.

Installation requires clamping or securing inner race.

Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.
Torlon® is a registered trademark of Solvay Advanced Polymers.

  Prod No. Name Sheave Ø (mm)Sheave Ø (in)Maximum line Ø (mm)Maximum line Ø (in)Maximum working load (kg)Maximum working load (lb)
76 mm Sheave 500 76 mm Sheave 76314 9/1622454950
114 mm Sheave 518 114 mm Sheave 1144 1/218 3/434017500
140 mm Sheave 519 140 mm Sheave 1405 1/222 7/841279100
178 mm Sheave 520 178 mm Sheave 178722 7/8634914000
102 mm Big Boat Sheave 550 102 mm Big Boat Sheave 102414 9/1622454950
76 mm Wide Sheave 603 76 mm Wide Sheave 76318 3/422454950
64 mm Wide Sheave(1) 640 64 mm Wide Sheave 642 1/214 9/169072000
114 mm Wide Sheave 657 114 mm Wide Sheave 1144 1/218 7/8673614850
64 mm Wide Sheave 1539 64 mm Wide Sheave 642 1/212 1/213613000
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