A
Anonymous
Apr 21, 2026
Rating: 4/5
Good fit
Works well but installation is tricky due to the small size. Take your time.
Description
Japan NSK/NMB Miniature Imported High-Speed Bearing 693ZZ Dedicated for PC Graphics Fan Size 3*8*4MM
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | NSK / NMB |
| Model Number | 693ZZ |
| Inner Diameter | 3 mm |
| Outer Diameter | 8 mm |
| Width | 4 mm |
| Material | Chrome Steel |
| Seal Type | Dual Metal Shield (ZZ) |
| Precision Rating | ABEC-7 |
| Country of Origin | Japan |
| Recommended Application | GPU Cooling Fans, Miniature Motors |
5 reviews
A
Anonymous
Apr 19, 2026
Rating: 5/5
Perfect Replacement
Matched the old bearing dimensions perfectly. GPU fan spins smoothly again.
A
Anonymous
Apr 12, 2026
Rating: 5/5
Fast Shipping
Arrived well packaged. No damage to the tiny bearing during transit.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Silenced my GPU
Exactly what I needed for my fan repair project. Runs whisper quiet now.
A
Anonymous
Feb 11, 2026
Rating: 5/5
High Quality
Genuine Japanese bearing. You can feel the precision compared to generic ones.
5 FAQ
Q: Are these authentic NSK?
A: Yes, all products are sourced directly from authorized distributors.
Q: Can I use this for a drone motor?
A: Yes, suitable for high RPM miniature motor applications like drones.
Q: What is the return policy?
A: Returns accepted within 30 days if the item remains unused.
Q: Is grease included?
A: The bearing is pre-lubricated and sealed, no additional grease needed.
Q: Does this fit RTX 2060 fans?
A: Please verify your existing bearing size is 3x8x4mm before purchasing.
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