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Harken Sheave - Big Boat - Sheave Dia: 7.0 in (178.0 mm) (520)

SKU: HAR520  |  Manuf. Code: 520
List Price:  1409.00 USD
$1,240.95 USD
You Save $169 This Week!

Description

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.

Our Part # HAR520 | Mfr. Part # 520

Technical Information

DescriptionImperialMetric
Sheave7 in178 mm
Width1 1/8 in29 mm
Weight45 oz1280 g
Center Pin1 1/2 in38 mm
Fasteners1/2 in12 mm
Fastener Circle2 1/2 in64 mm
Maximum Line7/8 in22 mm
Maximum working load14000 lb6349 kg
Breaking Load28000 lb12698 kg