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 # HAR657 | Mfr. Part # 657
FEATURES
FEATURES
- Designed for big boat systems
- Wide sheave accommodates larger lines
- 4 1/2 inch (114 mm) sheave diameter
- Reduces friction for smooth operation
TECHNICAL INFORMATION
TECHNICAL INFORMATION
| Description | Imperial | Metric |
|---|---|---|
| Sheave | 4 1/2 in | 114 mm |
| Width | 1 5/8 in | 41 mm |
| Weight | 25 oz | 709 g |
| Center Pin | 3/4 in | 19.1 mm |
| Maximum Line | 7/8 in | 22 mm |
| Maximum working load | 14850 lb | 6736 kg |
| Breaking Load | 29700 lb | 13472 kg |
