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Home / Bearings & Bushings / SF-1 Composite Bronze Bushing, Inner Diameter 26 28 30 32mm, Oil-Free Self-Lubricating Bearing Bushing, Shaft Sleeve, Oil-Impregnated Steel-Backed

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Composition PTFE + Bronze Powder + Iron Backing
Inner Diameter Options 26mm, 28mm, 30mm, 32mm
Lubrication Type Self-Lubricating (Oil-Free)
Backing Material Low Carbon Steel (Oil-Impregnated)
Max Dynamic Load 140 N/mm²
Max Static Load 250 N/mm²
Operating Temperature -40°C to +110°C
Sliding Speed Max 2.5 m/s
Friction Coefficient 0.03 - 0.20
Compliance Standard ISO 3547 / DIN 1494

5 reviews

A

Anonymous

Apr 11, 2026

Rating: 5/5

Great quality bushing

Very sturdy construction. The iron backing gives it good strength.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Perfect for hydraulic ram repair

Used the 30mm ID for a repair job. Fits perfectly and slides smooth without grease.

A

Anonymous

Mar 04, 2026

Rating: 5/5

Bulk order satisfied

Ordered multiple sizes for our workshop. Consistent quality across all IDs.

A

Anonymous

Feb 22, 2026

Rating: 4/5

Good value

Works as expected. Had to ream slightly for my specific shaft but overall happy.

A

Anonymous

Feb 11, 2026

Rating: 4/5

Solid performance

Running in a high vibration environment. No wear noticed after 3 months.

5 FAQ

Q: What is the standard wall thickness for the 30mm ID?

A: Standard wall thickness is typically 1.5mm, but please check specific sizing charts.

Q: Is this food grade certified?

A: No, this is designed for industrial mechanical applications, not food contact.

Q: What is the maximum operating temperature?

A: It operates safely between -40°C and +110°C.

Q: Do I need to grease these during installation?

A: No, they are self-lubricating. However, a light film of oil helps installation.

Q: Can this be used in wet environments?

A: Yes, the composite material resists corrosion and works well in moist conditions.

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