Description
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 # HAR518 | Mfr. Part # 518
Technical Information
Technical Information
| Description | Imperial | Metric |
|---|---|---|
| Sheave | 4 1/2 in | 114 mm |
| Width | 1 in | 25 mm |
| Weight | 16 oz | 454 g |
| Center Pin | 3/4 in | 19.1 mm |
| Fasteners | 3/8 in | 10 mm |
| Fastener Circle | 1 3/8 in | 35 mm |
| Maximum Line | 3/4 in | 18 mm |
| Maximum working load | 7500 lb | 3401 kg |
| Breaking Load | 15000 lb | 6803 kg |
