Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anodized, PTFE-impregnated 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial loads and carbon-black Delrin® balls to support sideloads and provide UV protection.
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 L.L.C.
|Sheave Ø||5 1/2 in||140 mm|
|Width||1 1/8 in||29 mm|
|Weight||27 oz||765 g|
|Center pin Ø||7/8 in||22.28 mm|
|Fasteners||3/8 in||10 mm|
|Fastener circle||1 5/8 in||41 mm|
|Maximum line Ø||7/8 in||22 mm|
|Maximum working load||9100 lb||4127 kg|
|Breaking load||18200 lb||8254 kg|