QJ 212 N2MA
Precision ball bearing > QJ four point contact ball bearing
QJ 212 N2MA - Precision ball bearing - QJ four point contact ball bearing
| Product model | QJ 212 N2MA |
|---|---|
| d | 60 mm |
| D | 110 mm |
| B | 22 mm |
| Limiting speed | 10000 r/min |
| d1 | ≈72mm |
| D1 | ≈93mm |
| Distance from load point (a) | 60mm |
| h | 5mm |
| b | 6.5mm |
| Fillet radius of locating groove (r0) | 0.5mm |
| Chamfer size of inner ring (r1,2) | min.1.5mm |
| da | min.69mm |
| Da | max.101mm |
| ra | max.1.5mm |
| Pu | 4kN |
| Calculation coefficient (A) | 0.0242 |
| Calculation coefficient (e) | 0.95 |
| Calculation coefficient (X) | 0.6 |
| Y0 | 0.58 |
| Y1 | 0.66 |
| Y2 | 1.07 |
| Mass bearing | 0.99kg |
Product Details
The QJ 212 N2MA is part of the QJ four point contact ball bearing series within our Precision ball bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.
Typical applications include: electric motors, pumps, gearboxes, agricultural machinery and automotive systems. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.
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QJ 212 N2MA / QJ four point contact ball bearing / Precision ball bearing