Sheave pins and bushings are precision components that secure and align sheaves on jib/boom machinery, enabling smooth cable movement and load transfer.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Pin Diameter | 12-50 mm | |
| Load Capacity | 5-50 kN | |
| Surface Finish | Ra 0.8-1.6 μm | |
| Length Tolerance | ±0.1 mm | |
| Operating Temperature | -20°C to 120°C | |
| Bushing Wall Thickness | 3-10 mm |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A practical evidence checklist for RFQ preparation and supplier evaluation.
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Manufacturer profiles associated with Sheave Pins/Bushings.
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Sheave bushings reduce friction between rotating sheaves and stationary pins, prevent metal-to-metal contact, distribute loads evenly, and extend component lifespan through controlled wear surfaces.
Inspect every 250-500 operating hours or during routine maintenance cycles. Check for wear patterns, corrosion, deformation, and proper lubrication. Replace when wear exceeds 10% of original dimensions or when surface damage is visible.
Yes, common combinations include steel pins with bronze bushings for general applications, stainless steel pins with polymer bushings for corrosive environments, and hardened steel pins with oil-impregnated bronze for high-load applications.
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