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Home / Bearings & Bushings / JDB Solid Embedded Graphite Self-Lubricating Bronze Bushing Bearing, Oil-Impregnated Shaft Sleeve JDB253240 253315 253320

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material High-Strength Bronze Alloy
Lubrication Type Solid Graphite Embedded
Bearing Type Self-Lubricating Sleeve Bushing
Inner Diameter 25mm (Base Model)
Outer Diameter 32mm to 33mm
Length Options 15mm, 20mm, 40mm
Max Static Load 120 N/mm²
Operating Temperature -40°C to +250°C
Friction Coefficient 0.05 to 0.15
Hardness HB 90 to 120

5 reviews

A

Anonymous

Mar 31, 2026

Rating: 5/5

Exact specifications

Dimensions matched the drawing perfectly. Fast delivery too.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Maintenance saver

Eliminates the need for regular greasing. Saves us time on maintenance rounds.

A

Anonymous

Feb 13, 2026

Rating: 5/5

Great durability

Withstands high heat without seizing. Very satisfied with the bronze quality.

A

Anonymous

Feb 05, 2026

Rating: 5/5

Perfect for hydraulic press

Installed these on our hydraulic press. No oil needed and they run smooth.

A

Anonymous

Jan 30, 2026

Rating: 4/5

Good fit

Quality is good but initial fit was tight. Broke in after a few cycles.

5 FAQ

Q: What is the maximum operating temperature?

A: These bearings can operate up to 250 degrees Celsius.

Q: Are these resistant to corrosion?

A: Yes, the bronze alloy offers good corrosion resistance in most environments.

Q: What shaft tolerance do you recommend?

A: We recommend a shaft tolerance of H7/f7 for optimal performance.

Q: Do these require external lubrication?

A: No, the embedded graphite provides self-lubrication.

Q: Can I order custom lengths?

A: Please contact our support team for custom sizing requests.

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