Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material Composition	Bronze Powder Metallurgy
Lubrication Type	Self-Lubricating (Oil-Impregnated)
Available Inner Diameters	45mm, 50mm, 55mm, 60mm
Hardness Range	HB 30-50
Maximum Static Load	1500 kg/cm²
Maximum Sliding Speed	2.5 m/s
Operating Temperature	-10°C to 80°C
Apparent Density	6.2 - 6.8 g/cm³
Oil Content Volume	18% - 25%
Surface Roughness	Ra 1.6 μm

5 reviews

Anonymous

Apr 19, 2026

Rating: 4/5

Good quality, slow shipping

The bearing quality is excellent, self-lubricating works as expected. Shipping took a bit longer than expected but the product is worth it.

Anonymous

Mar 30, 2026

Rating: 5/5

Exact specifications

Measured the ID and it matches the 55mm spec exactly. Great for high-load applications where precision matters.

Anonymous

Mar 27, 2026

Rating: 5/5

Durable solution

Replaced standard bearings with these. Less maintenance required. Very happy with the durability under continuous operation.

Anonymous

Mar 26, 2026

Rating: 4/5

Works well in heat

Using in a warm environment. Still performing well within the temp range. Good value for the price point.

Anonymous

Mar 25, 2026

Rating: 5/5

Perfect for machinery repair

Used the 50mm ID for a conveyor belt repair. Fits perfectly and runs smooth. The self-lubricating feature saves us time on maintenance.

5 FAQ

Q: What is the warranty period?

A: We offer a 12-month warranty against manufacturing defects for all bearing sizes.

Q: Can these be used outdoors?

A: Yes, but please ensure they are protected from direct water exposure and heavy debris.

Q: Is the 60mm ID available in stock?

A: Yes, all sizes including 60mm are currently in stock and ready to ship.

Q: What is the shaft tolerance recommendation?

A: We recommend a shaft tolerance of f7 for optimal performance and fit.

Q: Do I need to add oil during installation?

A: No, these are oil-impregnated. Additional oil is not required initially as the material releases oil during operation.

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