Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	NSK
Country of Origin	Japan
Material	High-Carbon Chrome Steel
Seal Type	ZZ (Metal) or DDU (Rubber)
Precision Class	ISO Class 0 (ABEC-1)
Cage Type	Pressed Steel
Lubrication	Pre-greased
Operating Temperature	-20°C to +110°C
Package Weight	Varies by Model
Warranty	12 Months Manufacturer

5 reviews

Anonymous

Mar 30, 2026

Rating: 5/5

Perfect Fit for My Motor

Replaced old noisy bearings with these NSK 6205. They run smooth and quiet. Installation was straightforward.

Anonymous

Mar 29, 2026

Rating: 5/5

Industrial Grade Quality

Using these for conveyor belts in my workshop. High speed capability is as described. Very satisfied with performance.

Anonymous

Mar 16, 2026

Rating: 5/5

Reliable Supplier

Ordered multiple sizes including 6204 and 6206. All matched specs perfectly. Will order again for future projects.

Anonymous

Mar 08, 2026

Rating: 5/5

Genuine Product

Checked the serial code on the box, definitely authentic Japanese NSK. Packaging was secure and damage-free.

Anonymous

Feb 28, 2026

Rating: 4/5

Good Quality, Slow Shipping

Bearings are top notch and work as expected, but delivery took longer than estimated. Product works great though.

5 FAQ

Q: Do they come pre-lubricated?

A: Yes, all units come pre-greased from the factory and are ready for installation.

Q: Is DDU better than ZZ?

A: DDU offers better sealing against dust and water, while ZZ allows higher speeds. Choose based on environment.

Q: What is the max RPM for 6201?

A: Depends on lubrication and load, but typically up to 34,000 rpm for grease lubrication.

Q: How can I verify authenticity?

A: Each box includes a hologram and serial number verifiable on the NSK official website.

Q: Are these compatible with standard 6205 housing?

A: Yes, these follow standard ISO dimensions for 6205 bearings and fit standard housings.

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