7228 CD/HCP4A
Precision ball bearing > High precision angular contact ball bearing
7228 CD/HCP4A - Precision ball bearing - High precision angular contact ball bearing
| Product model | 7228 CD/HCP4A |
|---|---|
| d | 140 mm |
| D | 250 mm |
| B | 42 mm |
| Limiting speed | 10000 r/min |
| d1 | 176.8mm |
| d2 | 176.8mm |
| D1 | 213.2mm |
| r1,2 | min.3mm |
| r3,4 | min.1.5mm |
| a | 47.3mm |
| da | min.154mm |
| db | min.154mm |
| Da | max.236mm |
| Db | max.241mm |
| Fillet radius(ra) | max.2.5mm |
| Fillet radius(rb) | max.1.5mm |
| Fuel injector position(dn) | 184.8mm |
| Pu | 5.3kN |
| Oil and gas lubrication can reach the speed | 7000r/min |
| Contact angle(α) | 15° |
| Ball diameter(Dw) | 30.162mm |
| The number of pages(z) | 18 |
| Reference grease quantity(Gref) | 83.931cm³ |
| Weight | 6.92kg |
Product Details
The 7228 CD/HCP4A 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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7228 CD/HCP4A / High precision angular contact ball bearing / Precision ball bearing