71948 ACD/P4AL
Precision ball bearing > High precision angular contact ball bearing
71948 ACD/P4AL - Precision ball bearing - High precision angular contact ball bearing
| Product model | 71948 ACD/P4AL |
|---|---|
| d | 240 mm |
| D | 320 mm |
| B | 38 mm |
| Limiting speed | 5300 r/min |
| d1 | 264.7mm |
| d2 | 264.7mm |
| D1 | 295.3mm |
| Width of lubricating groove (b) | 3.5mm |
| C1 | 20.9mm |
| Distance from the side of the outer ring to the O-ring(C2) | 7.1mm |
| Distance from the side of the outer ring to the O-ring(C3) | 5.45mm |
| r1,2 | min.2.1mm |
| r3,4 | min.1mm |
| a | 84.5mm |
| da | min.251mm |
| db | min.251mm |
| Da | max.309mm |
| Db | max.315mm |
| Fillet radius(ra) | max.2mm |
| Fillet radius(rb) | max.1mm |
| Fuel injector position(dn) | 271.4mm |
| Pu | 7.8kN |
| Oil and gas lubrication can reach the speed | 3600r/min |
| Contact angle(α) | 25° |
| Ball diameter(Dw) | 25.4mm |
| The number of pages(z) | 31 |
| Reference grease quantity(Gref) | 93cm³ |
| Weight | 8.5kg |
Product Details
The 71948 ACD/P4AL is part of the High precision 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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71948 ACD/P4AL / High precision angular contact ball bearing / Precision ball bearing