Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	NB (Nippon Bearing)
Material	Stainless Steel
Series	SM Series
Seal Type	UU (Double Seal)
Country of Origin	Japan
Cage Type	Steel Retainer
Motion Type	Linear
Shaft Compatibility	Hardened Round Shaft
Corrosion Resistance	High
Available Sizes	3, 4, 5, 6, 8, 10, 12, 13, 16, 20 mm

5 reviews

Anonymous

Mar 23, 2026

Rating: 5/5

Works as expected

Replaced old plastic ones with these. Much more durable and stable.

Anonymous

Mar 15, 2026

Rating: 5/5

Excellent smoothness

Used these for a linear actuator project. The motion is incredibly smooth and there is no play.

Anonymous

Mar 09, 2026

Rating: 5/5

Perfect for clean rooms

Stainless steel helps with corrosion and cleanliness. Highly recommend for precision equipment.

Anonymous

Feb 20, 2026

Rating: 5/5

Genuine Japanese Quality

Fitment was perfect on my 10mm shaft. You can tell the difference compared to generic brands.

Anonymous

Feb 04, 2026

Rating: 4/5

Great bearing, slow shipping

Product is top notch but took a while to arrive. Worth the wait for the quality.

5 FAQ

Q: What does UU stand for?

A: It indicates double seals on both ends to protect against dust and debris.

Q: Can this handle high temperatures?

A: Stainless steel handles moderate temperatures, but please check specific specs for extreme heat.

Q: Does this require additional lubrication?

A: It comes pre-lubricated from the factory, but periodic maintenance is recommended for heavy use.

Q: Is this suitable for outdoor use?

A: Yes, due to stainless construction it offers good resistance to weather elements.

Q: Is the inner diameter exact to the size?

A: Yes, it follows standard tolerance specifications for the selected size.

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