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Home / Bearings & Bushings / SF-1 Oil-Free Bearing Bronze Sleeve, Wear-Resistant Inner Diameter 20-40mm, Non-Standard Oil-Impregnated Self-Lubricating Bushing

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Base Material Bronze
Sliding Layer PTFE Blend
Inner Diameter Range 20 mm - 40 mm
Length Tolerance +/- 0.1 mm
Lubrication Type Self-Lubricating
Max Load Capacity 140 N/mm²
Max Velocity 2.5 m/s
Temperature Range -40°C to +110°C
Surface Treatment Polished
Country of Origin China

5 reviews

A

Anonymous

Apr 08, 2026

Rating: 5/5

Excellent quality bushings

These bearings fit perfectly in our machinery. The self-lubricating feature saves us maintenance time.

A

Anonymous

Apr 01, 2026

Rating: 5/5

Perfect for custom projects

Ordered a specific ID within the 20-40mm range. Manufacturing precision was spot on.

A

Anonymous

Apr 01, 2026

Rating: 4/5

Good product, slow shipping

The bronze bushings are durable and work well. Only issue was the delivery took a week longer than estimated.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Very wear-resistant

We have been using these in high-friction areas. No signs of wear after two months of continuous use.

A

Anonymous

Feb 26, 2026

Rating: 5/5

Great support team

Had questions about sizing before ordering. Support team helped me choose the right dimensions.

5 FAQ

Q: What is the recommended fit type?

A: We recommend a press fit for optimal stability and performance.

Q: What is the lead time for custom sizes?

A: Custom orders typically ship within 3 to 5 business days.

Q: Can I order an inner diameter of 35mm?

A: Yes, we can customize any size within the 20-40 mm range.

Q: Are these suitable for outdoor use?

A: Yes, the bronze material is resistant to corrosion, but extreme weather conditions may affect longevity.

Q: Do these require additional grease during installation?

A: No, these are oil-impregnated and self-lubricating. No additional grease is needed.

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