1539
2.50 Extra Wide Sheave
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.
Technical specifications · Harken 1539
| Sheave diameter | 64 mm |
|---|---|
| Width | 35 mm |
| Weight | 198 g |
| Centre pin diameter | 8.1 mm |
| Fasteners | 8 mm |
| Maximum line diameter | 12 mm |
| Maximum working load | 1361 kg |
| Breaking load | 2721 kg |