Ball Bearing models have Torlon® needle rollers for axial loads, and acetal ball bearings for side thrust loads.The self-contained alloy sheave packages provide reliable, low-friction performance at high loads. The high axial loads are carried by Torlon® roller needle bearings, while side thrust loads are taken up by Acetal ball bearings. Block sheeve and cheeks ar
| Sheave Ø | 5 in. |
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| Max. Rope Ø | 5/8 in. |
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| Max. Cable Ø | - in |
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| Fastener Ø | 3/8 + 5/16 in. |
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| M.W.L. | 8270 lb. |
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| B. L. | 16530 lb. |
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| Weight | 27.4 oz. |
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- Typically used for halyards at the mast base.
- Alloy sheave and housing
- Torlon® needle rollers
- Black carbon Acetal ball bearings
