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Harken 4.5 in. Sheave

Harken 4.5 in. Sheave

Code: HAR518
Price: $422.99


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.

Tech Specs
Imperial Metric
Sheave Ø 4 1/2 in 114 mm
Width 1 in 25 mm
Weight 16 oz 454 g
Center pin Ø 3/4 in 19.1 mm
Fasteners 3/8 in 10 mm
Fastener circle 1 3/8 in 35 mm
Maximum line Ø 3/4 in 18 mm
Maximum working load 7500 lb 3401 kg
Breaking load 15000 lb 6803 kg

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