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Big Boat Sheaves

102 mm Big Boat Sheave

Part No. 550
$295.60  In Stock
Sheave Ø (mm)102 mm
Sheave Ø (in)4 in
Maximum line Ø (mm)14 mm
Maximum line Ø (in) 9/16 in
Maximum working load (kg)2245 kg
Maximum working load (lb)4950 lb

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 L.L.C.

Sheave Ø (mm)102 mm
Sheave Ø (in)4 in
Width (mm)22 mm
Width (in) 7/8 in
Weight (g)284 g
Weight (oz)10 oz
Center pin Ø (mm)10 mm
Center pin Ø (in) 3/8 in
Fasteners (mm)10 mm
Fasteners (in)3/8 in
Maximum line Ø (mm)14 mm
Maximum line Ø (in) 9/16 in
Maximum working load (kg)2245 kg
Maximum working load (lb)4950 lb
Breaking load (kg)4490 kg
Breaking load (lb)9900 lb
IGS: 550.IGS (open/save)
EPS: 550.eps (open/save)
High-res JPG: 550.jpg (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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