Anonymous
Mar 24, 2026
Rating: 5/5
Exact replacement parts
Needed specific sizes for my RC car gearbox. The 6902RS fit exactly as specified.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material | Chrome Steel GCr15 |
| Seal Type | ZZ (Metal) or RS (Rubber) |
| Precision Grade | ABEC-1 (ISO P0) |
| Cage Material | Steel |
| Lubrication | Pre-greased |
| Inner Diameter | 12mm to 17mm (Varies by Model) |
| Outer Diameter | 24mm to 35mm (Varies by Model) |
| Width | 5mm to 11mm (Varies by Model) |
| Max Speed | 10,000 to 30,000 RPM |
| Package Quantity | 10 Pieces per Option |
Anonymous
Mar 24, 2026
Rating: 5/5
Exact replacement parts
Needed specific sizes for my RC car gearbox. The 6902RS fit exactly as specified.
Anonymous
Mar 24, 2026
Rating: 5/5
Perfect for my drone build
These bearings are smooth and fit perfectly into my motor mounts. No wobble at high speeds.
Anonymous
Mar 02, 2026
Rating: 5/5
Fast delivery
Arrived quickly and were well protected in packaging. No damage during shipping.
Anonymous
Feb 28, 2026
Rating: 4/5
Good value
Overall good quality for the price. One was slightly stiff out of the box but loosened up after use.
Anonymous
Feb 17, 2026
Rating: 5/5
High quality steel
You can tell the material is decent quality. No noise during operation under load.
Q: Is RS better than ZZ for dust?
A: Yes, RS rubber seals offer better dust and moisture protection compared to ZZ metal shields.
Q: Can I wash these bearings?
A: No, washing removes pre-applied grease. It is recommended to use them as received.
Q: Which model fits a 12mm shaft?
A: The 6901 series fits 12mm shafts. Please check the specific model dimensions before ordering.
Q: Are these stainless steel?
A: No, these are Chrome Steel for durability. We do carry stainless options in a separate listing.
Q: Do you offer bulk discounts?
A: Please contact support directly for bulk order pricing and availability.