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Home / Bearings & Bushings / JDB-8090 Sliding Bearing Integrated Flange Graphite Copper Sleeve Square Flange Graphite Copper Sleeve Copper Bushing/Composite Sleeve

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Composition High Strength Bronze with Graphite Plugs
Inner Diameter 80 mm
Outer Diameter 90 mm
Flange Diameter 110 mm
Total Length 100 mm
Flange Thickness 5 mm
Max Load Capacity 50 N/mm²
Max Sliding Speed 0.5 m/s
Operating Temperature -40°C to +250°C
Lubrication Type Self-Lubricating (Solid Graphite)

5 reviews

A

Anonymous

Apr 23, 2026

Rating: 5/5

Excellent for heavy machinery

Installed these on our production line conveyors. They run smooth and require no grease maintenance. Very satisfied with the durability.

A

Anonymous

Mar 27, 2026

Rating: 5/5

Robust and reliable

Replaced standard bushings with these flanged versions. The flange provides excellent axial stability. Highly recommend.

A

Anonymous

Mar 25, 2026

Rating: 4/5

Good quality, precise dimensions

Measurements matched our CAD drawings perfectly. Only giving 4 stars because shipping took a bit longer than expected.

A

Anonymous

Feb 19, 2026

Rating: 4/5

Solid industrial component

Does exactly what it says. Bronze quality feels premium. Would buy again for future projects.

A

Anonymous

Feb 19, 2026

Rating: 5/5

Great self-lubricating performance

We use these in high-temperature environments where oil lubrication fails. These graphite plugs work flawlessly.

5 FAQ

Q: Do you offer volume discounts for bulk orders?

A: Yes, please contact our sales team for pricing on quantities over 50 units.

Q: Is this suitable for underwater applications?

A: Yes, graphite lubrication remains effective in wet or submerged conditions.

Q: What is the tolerance on the inner diameter?

A: The standard tolerance is H7 for the inner diameter.

Q: Can this bearing operate without oil?

A: Yes, the graphite plugs provide self-lubrication during operation.

Q: What is the hardness of the bronze material?

A: The material hardness is typically between HB 90 and HB 120.

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