A
Anonymous
Apr 03, 2026
Rating: 5/5
High speed performance
Using these in a high RPM motor application. No heat issues so far.
Description
NSK Imported Miniature Bearings 603Z 604Z 605Z 606Z 607Z 608Z 609Z ZZ RS High Speed
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | NSK |
| Material | High Carbon Chrome Steel |
| Seal Type | ZZ (Metal Shield) |
| Bearing Type | Deep Groove Ball Bearing |
| Precision Rating | ABEC-1 / ISO Class 0 |
| Cage Material | Steel Pressed |
| Lubrication | Pre-greased |
| Series | 600 Series Miniature |
| Origin | Japan |
| Package Quantity | 10 Pieces |
5 reviews
A
Anonymous
Mar 04, 2026
Rating: 5/5
Perfect for skate wheels
Bought the 608Z for my inline skates. Rolling resistance is very low.
A
Anonymous
Mar 03, 2026
Rating: 5/5
Excellent quality bearings
These NSK bearings are smooth and quiet. Perfect for my 3D printer upgrade.
A
Anonymous
Feb 25, 2026
Rating: 4/5
Good but slightly expensive
Quality is top notch as expected from NSK, but price is a bit higher than others.
A
Anonymous
Feb 08, 2026
Rating: 5/5
Genuine product
Verified genuine NSK. Packaging was secure and delivery was fast.
5 FAQ
Q: What is the difference between ZZ and RS?
A: ZZ has metal shields on both sides, while RS has rubber contact seals for better dust protection.
Q: Can these handle high RPM applications?
A: Yes, the 600 series is designed for high-speed operation within specified load limits.
Q: Are these bearings genuine NSK?
A: Yes, all our bearings are sourced directly from authorized NSK distributors.
Q: Is additional lubrication required?
A: No, these come pre-lubricated with standard grease suitable for most applications.
Q: Do you offer bulk discounts?
A: Yes, please contact our sales team for pricing on orders over 100 units.
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