Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | BPJ |
| Country of Origin | Japan |
| Material | Chrome Steel (GCr15) |
| Precision Grade | P4 (ABEC 7) |
| Seal Type | ZZ (Metal) / RS (Rubber) |
| Bore Diameter Range | 10mm - 25mm |
| Outer Diameter Range | 26mm - 47mm |
| Width Range | 8mm - 12mm |
| Cage Material | Steel or Polyamide |
| Lubrication | Pre-lubricated with High-Grade Grease |
Anonymous
Mar 14, 2026
Rating: 5/5
Genuine Japanese quality
Much better than the cheap alternatives I tried before. Worth the extra cost for reliability.
Anonymous
Mar 01, 2026
Rating: 5/5
Excellent precision
Using these in a CNC spindle application. They run cool and maintain precision under load.
Anonymous
Feb 22, 2026
Rating: 5/5
Perfect for my lathe
Smooth operation and no noise during high-speed runs. Genuine Japanese quality as described.
Anonymous
Feb 21, 2026
Rating: 4/5
Great product, packaging ok
One box was slightly dented upon arrival but the bearings inside were fine and well-oiled.
Anonymous
Feb 01, 2026
Rating: 4/5
Good quality, slow ship
The bearings are excellent and fit perfectly, but shipping took longer than expected.
Q: What is the maximum RPM for the 6004 model?
A: For grease lubrication, the reference speed is approximately 17,000 RPM, depending on load.
Q: What is the warranty period for these bearings?
A: We offer a 6-month warranty against manufacturing defects under normal operating conditions.
Q: Do you offer bulk discounts for orders over 100 units?
A: Yes, please contact our sales team directly for volume pricing on bulk orders.
Q: Is RS better than ZZ for dust protection?
A: Yes, RS rubber seals offer better protection against dust and moisture compared to ZZ metal shields.
Q: Are these authentic Japanese imports?
A: Yes, all bearings are sourced directly from authorized manufacturers in Japan.
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