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Home / Bearings & Bushings / SF1 Composite Bearing Oil-Free Bushing Bronze Sleeve Self-Lubricating Oil-Impregnated Bearing Inner Diameter 32 34 35 40

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Composition PTFE & Bronze Composite
Inner Diameter Options 32mm, 34mm, 35mm, 40mm
Lubrication Type Self-Lubricating (Oil-Impregnated)
Maximum Static Load 250 N/mm²
Maximum Dynamic Load 140 N/mm²
Operating Temperature -40°C to +110°C
Friction Coefficient 0.03 - 0.20
Surface Finish Tin Plated Steel Back
Typical Applications Hydraulic Cylinders, Automotive Suspension
Compliance Standard ISO 3547 Compliant

5 reviews

A

Anonymous

Apr 13, 2026

Rating: 5/5

Perfect Fit for Repair

Used these for a hydraulic cylinder repair. Fit was precise and installation was smooth. No leaks so far.

A

Anonymous

Mar 19, 2026

Rating: 4/5

Good Quality

Slightly tighter fit than expected but seated well after break-in. Good value for the price.

A

Anonymous

Mar 09, 2026

Rating: 3/5

Size Clarification Needed

Product page could be clearer on selecting specific ID. I ordered the 35mm by mistake.

A

Anonymous

Feb 28, 2026

Rating: 5/5

Great Self-Lubricating Performance

No need for extra grease. Saves maintenance time. Highly recommend for hard-to-reach spots.

A

Anonymous

Jan 30, 2026

Rating: 5/5

Excellent Durability

Been running these in high vibration equipment for months. No wear visible yet.

5 FAQ

Q: What is the wall thickness for the 40mm ID?

A: Standard wall thickness is typically 2mm, but please check specific SKU details.

Q: Are these suitable for high-speed applications?

A: They are rated for sliding speeds up to 2.5 m/s.

Q: Is there a warranty included?

A: Yes, all bearings come with a 12-month manufacturer warranty.

Q: Do I need to lubricate these during installation?

A: No, they are self-lubricating. Light oil on the outer diameter helps insertion.

Q: Can these be used in underwater environments?

A: They are resistant to corrosion but not designed for continuous submersion.

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