Anonymous
Mar 21, 2026
Rating: 4/5
Good quality
Solid bearings overall. Shipping took a bit longer than expected but product is genuine.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | Harbin |
| Material | Chrome Steel GCr15 |
| Inner Diameter | 1.5 mm - 12 mm |
| Precision Rating | ABEC-7 |
| Seal Type | Double Metal Shield (ZZ) |
| Cage Material | Steel |
| Lubrication | Pre-greased |
| Max Speed | 30,000 RPM |
| Warranty | 3 Years |
| Country of Origin | China |
Anonymous
Mar 21, 2026
Rating: 4/5
Good quality
Solid bearings overall. Shipping took a bit longer than expected but product is genuine.
Anonymous
Mar 10, 2026
Rating: 5/5
Very quiet operation
Replaced old bearings with these. The noise reduction is significant. Very happy.
Anonymous
Mar 09, 2026
Rating: 5/5
Excellent precision
These bearings run incredibly smooth in my high-speed spindle. No vibration detected.
Anonymous
Feb 14, 2026
Rating: 5/5
Reliable choice
Harbin is a trusted brand. These miniature sizes are hard to find elsewhere with this quality.
Anonymous
Feb 07, 2026
Rating: 5/5
Great for drones
Used them for my racing drone motors. They handle the RPMs perfectly without overheating.
Q: Can I use these for dental equipment?
A: While high speed, please consult specific medical device regulations for compatibility.
Q: What is the maximum operating temperature?
A: Standard grease allows operation up to 120 degrees Celsius continuously.
Q: Is bulk pricing available for 100 units?
A: Yes, contact our sales department for volume discount inquiries.
Q: Do you have a 3mm inner diameter option?
A: Yes, please select the 3mm ID variant from the dropdown menu.
Q: Are these sealed or open?
A: These come with double metal shields (ZZ) for protection against dust.