3311 DMA
Precision ball bearing > Double row angular contact ball bearing
3311 DMA - Precision ball bearing - Double row angular contact ball bearing
| Product model | 3311 DMA |
|---|---|
| d | 55 mm |
| D | 120 mm |
| B | 49.2 mm |
| Limiting speed | 5000 r/min |
| Reference speed | 6000 r/min |
| Split inner ring shoulder diameter (d1) | ≈81.4mm |
| Outer ring shoulder diameter (D1) | ≈104.4mm |
| Split inner ring chamfer dimension (r1,2) | min.2mm |
| Distance from load point (a) | 114mm |
| da | min.66mm |
| Da | max.109mm |
| ra | max.2mm |
| Pu | 4.3kN |
| kr | 0.095 |
| Calculation coefficient (e) | 1.34 |
| Calculation coefficient (X) | 0.54 |
| Y0 | 0.44 |
| Y1 | 0.47 |
| Y2 | 0.81 |
| Mass bearing | 2.82kg |
Product Details
The 3311 DMA is part of the Double row angular 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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3311 DMA / Double row angular contact ball bearing / Precision ball bearing