HARKEN ALLOY SHEAVE 114MM
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)
114 mm
Sheave Ø (in)
4 1/2 in
Width (mm)
25 mm
Width (in)
1 in
Weight (g)
454 g
Weight (oz)
16 oz
Center pin Ø (mm)
19.1 mm
Center pin Ø (in)
3/4 in
Fasteners (mm)
10 mm
Maximum line Ø (mm)
18 mm
Maximum line Ø (in)
3/4 in
Maximum working load (kg)
3401 kg
Maximum working load (lb)
7500 lb
Breaking load (kg)
6803 kg
Breaking load (lb)
15000 lb