Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	KIF
Country of Origin	Japan
Precision Class	P5
Material	Chrome Steel
Cage Type	Steel Ribbon
Lubrication	Pre-greased
Seal Options	Open, Z, ZZ, RS
Inner Diameter	10mm - 30mm
Outer Diameter	22mm - 47mm
Primary Application	High-Speed Motors

5 reviews

Anonymous

Apr 08, 2026

Rating: 5/5

Bulk order satisfied

Ordered multiple sizes. All within tolerance specifications and arrived well packaged.

Anonymous

Mar 29, 2026

Rating: 5/5

Genuine quality

Packaging indicated Japanese origin. Performance matches expectations for P5 grade.

Anonymous

Mar 07, 2026

Rating: 4/5

Good but pricey

Quality is top notch but slightly more expensive than local brands. Worth it for precision.

Anonymous

Feb 26, 2026

Rating: 5/5

High speed capable

No heat issues even at maximum RPM. Highly recommended for spindle applications.

Anonymous

Feb 16, 2026

Rating: 5/5

Smooth operation

These bearings are incredibly smooth. Used them for a motor rebuild and noticed less vibration.

5 FAQ

Q: What is the difference between ZZ and RS?

A: ZZ is metal shielded on both sides, RS is rubber sealed on both sides.

Q: Is the sizing metric or imperial?

A: All dimensions are in metric millimeters.

Q: Are these bearings pre-lubricated?

A: Yes, they come pre-greased for immediate use.

Q: Do you offer bulk discounts?

A: Please contact customer service for bulk order pricing options.

Q: Can these handle axial loads?

A: These are deep groove ball bearings, primarily designed for radial loads with limited axial capacity.

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