A
Anonymous
Apr 05, 2026
Rating: 5/5
High speed capable
Using these on my motor shafts. They handle the RPMs without overheating.
Description
Genuine Imports, Durable and Long-Lasting
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material | Chrome Steel SAE 52100 |
| Origin | Japan |
| Shield Type | Metal Shield (ZZ) |
| Precision Rating | ABEC-5 |
| Lubrication | Pre-greased |
| Cage Material | Pressed Steel |
| Noise Level | Low Noise (Z1) |
| Max Speed | Up to 30,000 RPM |
| Hardness | HRC 60-65 |
| Package | Individual Poly Bag |
5 reviews
A
Anonymous
Apr 02, 2026
Rating: 5/5
Perfect for my drift car
These bearings fit perfectly in my 1/10 scale drift chassis. Smooth rotation and no play.
A
Anonymous
Mar 25, 2026
Rating: 5/5
Smooth and quiet
Very little friction. Great for applications where efficiency matters.
A
Anonymous
Mar 24, 2026
Rating: 4/5
Good quality but check size
Quality is excellent, Japanese standard. Just make sure you measure your bore correctly before ordering.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Saved my motor
Replaced worn out bearings in a small DC motor. Runs like new again.
5 FAQ
Q: Can I use these for 3D printer fans?
A: Yes, many customers use these for cooling fans and small motor assemblies in 3D printers.
Q: Is the grease food safe?
A: No, the pre-applied grease is industrial grade. Not suitable for food processing machinery.
Q: Are these suitable for water exposure?
A: These are standard steel bearings. For water exposure, we recommend stainless steel variants.
Q: Do these come with rubber seals?
A: This listing is for Metal Shield (ZZ) versions. Rubber sealed versions are available separately.
Q: What is the exact tolerance on the 5mm bore?
A: The tolerance follows ISO standards for miniature bearings, typically 0 to -5 microns.
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