HARKEN ALLOY SHEAVE 140MM
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.
Sheave Ø (mm)
140 mm
Sheave Ø (in)
5 1/2 in
Width (mm)
29 mm
Width (in)
1 1/8 in
Weight (g)
765 g
Weight (oz)
27 oz
Center pin Ø (mm)
22.28 mm
Center pin Ø (in)
7/8 in
Fasteners (mm)
10 mm
Maximum line Ø (mm)
22 mm
Maximum line Ø (in)
7/8 in
Maximum working load (kg)
4127 kg
Maximum working load (lb)
9100 lb
Breaking load (kg)
8254 kg
Breaking load (lb)
18200 lb