Harken 4" SheaveSheave Ø: 4 in (102 mm)
Big Boat sheaves are available for special applicationsas well as for replacement sheaves in Big Boat blocks.Made of hardcoat-anodized, PTFE-impregnated6061-T6 aluminum, sheaves feature Torlon® rollers tocarry high radial loads and carbon-black Delrin® ballsto 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.
Width: 7/8 in (22 mm)
Weight: 10 oz (284 g)
Center pin Ø: 3/8 in (10mm)
Fasteners: 3/8 in (10mm)
Maximum line Ø: 9/16 in (14mm)
Maximum working load: 4950 lb (2245 kg)
Breaking load: 9900 lb (4490 kg)