71944 ACD/P4A
Precision ball bearing > High precision angular contact ball bearing
71944 ACD/P4A - High precision angular contact ball bearing - Precision ball bearing
| Product model | 71944 ACD/P4A |
|---|---|
| d | 220 mm |
| D | 300 mm |
| B | 38 mm |
| Limiting speed | 5600 r/min |
| d1 | 244.7mm |
| d2 | 244.7mm |
| D1 | 275.3mm |
| r1,2 | min.2.1mm |
| r3,4 | min.1mm |
| a | 79.9mm |
| da | min.231mm |
| db | min.231mm |
| Da | max.289mm |
| Db | max.295mm |
| Fillet radius(ra) | max.2mm |
| Fillet radius(rb) | max.1mm |
| Fuel injector position(dn) | 251.4mm |
| Pu | 7.5kN |
| Oil and gas lubrication can reach the speed | 3800r/min |
| Contact angle(α) | 25° |
| Ball diameter(Dw) | 25.4mm |
| The number of pages(z) | 29 |
| Reference grease quantity(Gref) | 84cm³ |
| Weight | 6.6kg |
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71944 ACD/P4A / High precision angular contact ball bearing / Precision ball bearing