Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | KIF |
| Country of Origin | Japan |
| Precision Grade | P5 (ABEC 5) |
| Material | High Carbon Chrome Steel |
| Shield Type | ZZ (Double Metal Shield) |
| Cage Material | Steel Ribbon |
| Lubrication | Pre-greased with Low Noise Grease |
| Noise Level | Z1 Group |
| Hardness | 60-64 HRC |
| Package Quantity | 10 Pieces per Pack |
Anonymous
Apr 17, 2026
Rating: 5/5
High precision confirmed
Used these for a small robotics project. The tolerances are tight and there is no lateral play. Highly recommend for precision applications.
Anonymous
Apr 14, 2026
Rating: 5/5
Perfect for my RC car upgrade
These bearings are incredibly smooth. I noticed an immediate difference in wheel spin and overall efficiency. Genuine KIF quality as described.
Anonymous
Mar 29, 2026
Rating: 4/5
Good quality but pricey
The bearings work great and seem very durable. Only giving 4 stars because they are a bit more expensive than domestic alternatives, but you get what you pay for.
Anonymous
Mar 13, 2026
Rating: 5/5
Fast shipping and genuine product
Arrived quickly and were properly sealed in anti-corrosion paper. Markings on the bearing match the KIF standards. Will buy again.
Anonymous
Mar 07, 2026
Rating: 5/5
Smooth operation
Very low friction. I lubricated them further for my specific use case, but out of the box they were ready to install. Packaging protected them well.
Q: Can I clean these with solvent if needed?
A: It is not recommended as it will remove the factory lubrication. If cleaned, you must re-lubricate immediately.
Q: Is there a warranty included?
A: Yes, all KIF bearings come with a 6-month manufacturer warranty against defects.
Q: Are these bearings compatible with standard 628 series housings?
A: Yes, these follow standard ISO dimensions for the 628 series miniature bearings.
Q: Do you offer bulk pricing for over 50 packs?
A: Yes, please contact our sales department directly for volume discount inquiries.
Q: What type of grease is pre-applied?
A: We use a proprietary low-noise lithium-based grease suitable for high-speed miniature applications.
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