ID
1299354
$ 1,237.56
1-2 weeks delivery time
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The Harken 657 wide sheave, crafted from hardcoat-anodized aluminum with PTFE impregnation, Torlon® rollers, and Delrin® balls, is designed for big boat applications, offering high radial and sideload support while resisting UV damage.
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Harken 657 - 114mm Ball Bearing Wide Sheave
The Harken 657 wide sheave is designed for Big Boat applications and replacements. It features a hardcoat-anodized, PTFE-impregnated 6061-T6 aluminum sheave with Torlon® rollers for high radial loads and carbon-black Delrin® balls to handle sideloads and resist UV damage, ensuring long-lasting performance.
- Sheave Diameter: 114 mm (4 1/2 in)
- Width: 41 mm (1 5/8 in)
- Weight: 709 g (25 oz)
- Maximum Line Diameter: 22 mm (7/8 in)
- Fasteners: 10 mm (3/8 in)
- Fastener Circle: 35 mm (1 3/8 in)
- Maximum Working Load: 6736 kg (14850 lb)
- Breaking Load: 13472 kg (29700 lb)
- Center Pin Diameter: 19.1 mm (3/4 in)
- Item number: HK657
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