A
Anonymous
Apr 08, 2026
Rating: 5/5
Bulk order satisfied
Ordered multiple sizes. All within tolerance specifications and arrived well packaged.
Description
Japanese Precision | P5 High Precision | SUJ2 High-Carbon Chromium Bearing Steel
Reviews
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
A
Anonymous
Mar 29, 2026
Rating: 5/5
Genuine quality
Packaging indicated Japanese origin. Performance matches expectations for P5 grade.
A
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.
A
Anonymous
Feb 26, 2026
Rating: 5/5
High speed capable
No heat issues even at maximum RPM. Highly recommended for spindle applications.
A
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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