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Home / Bearings & Bushings / Self-Lubricating Composite Bushing | Oil-Free Copper Liner | Wear-Resistant Oil-Impregnated Sliding Bearing | Inner Diameters: 3, 4, 5, 6, 8mm

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Oil-Impregnated Bronze Composite
Inner Diameter Options 3mm, 4mm, 5mm, 6mm, 8mm
Outer Diameter Varies by ID Selection (5mm to 10mm)
Length 10mm per Sleeve
Lubrication Type Self-Lubricating (Oil-Free)
Max Static Load 50 N/mm²
Max Sliding Speed 0.5 m/s
Operating Temperature -10°C to +80°C
Hardness 60 HB
Package Quantity 10 Pieces per Set

5 reviews

A

Anonymous

Apr 22, 2026

Rating: 5/5

Great quality bronze

I was worried about the tolerance but these are spot on. No wobble and they seem very durable after a month of continuous use.

A

Anonymous

Mar 24, 2026

Rating: 5/5

Excellent value for money

Bought the mixed set to test different sizes. All sizes were accurate and the material feels solid. Will buy again.

A

Anonymous

Mar 04, 2026

Rating: 5/5

No maintenance needed

Love that I don't have to worry about oil leaking onto my project. The self-lubricating feature works as advertised.

A

Anonymous

Mar 04, 2026

Rating: 5/5

Perfect for my 3D printer rods

These bushings fit perfectly on my 8mm smooth rods. The motion is incredibly smooth without any additional oiling. Highly recommend for DIY robotics.

A

Anonymous

Jan 28, 2026

Rating: 4/5

Good fit, slightly tight initially

The 5mm sleeves were a bit tight on my shaft at first but loosened up after a few cycles. Works well now.

5 FAQ

Q: What is the tolerance on the inner diameter?

A: The inner diameter follows standard H7 tolerance specifications for precision fitting.

Q: Is the 3mm size strong enough for a small motor shaft?

A: Yes, provided the motor load does not exceed the maximum static load rating of 50 N/mm².

Q: Are these suitable for outdoor use in rain?

A: While bronze is corrosion-resistant, we recommend using them in dry or controlled environments to ensure maximum lifespan.

Q: Can these handle axial load as well as radial?

A: These sleeves are designed primarily for radial load. Significant axial load may reduce performance.

Q: Do I need to apply grease before installation?

A: No, these are oil-impregnated and self-lubricating. Adding external grease is not necessary.

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