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71948 CD/P4AL Super-precision Angular Contact Ball Bearing 240x320x38mm
71948 CD/P4AL bearings are super-precision angular contact ball bearings. The size of 71948 CD/P4AL bearing is 240x320x38mm.The contact angle is 15°. The bearing has 31 balls, so the rigidity of the bearing configuration is higher. It is suitable for lathes, machine tools, medical equipment, racing wheels, etc.
| Bearing No. | 71948 CD/P4AL |
| Bearing description | super-precision angular contact ball bearing |
| Bearing size | 240x320x38mm |
| d | 240mm |
| D | 320mm |
| B | 38mm |
| Basic dynamic load rating | 229kN |
| Basic static load rating | 325kN |
| Fatigue load limit | 8.15kN |
| Attainable speed for grease lubrication | 3 800 r/min |
| Attainable speed for oil-air lubrication | 5 600 r/min |
| Ball diameter | 25.4mm |
| Reference grease quantity | 93cm³ |
| Contact angle | 15° |
| Weight | 8.5kg |
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
| Preload class A | GA | 860 N |
| Static axial stiffness, preload class A | 237 N/µm | |
| Preload class B | GB | 1 720 N |
| Static axial stiffness, preload class B | 325 N/µm | |
| Preload class C | GC | 3 440 N |
| Static axial stiffness, preload class C | 461 N/µm | |
| Preload class D | GD | 6 880 N |
| Static axial stiffness, preload class D | 678 N/µm |
Similar bearing model
71944 ACD/P4AL 71944 ACD/HCP4AL 71944 CD/P4AL 71944 CD/HCP4AL
71948 ACD/P4AL 71948 ACD/HCP4AL 71948 CD/P4AL 71948 CD/HCP4AL
71952 ACD/P4AL 71952 ACD/HCP4AL 71952 CD/P4AL 71952 CD/HCP4AL
We have sufficient inventory to deliver orders quickly. If you want to know more 71948 CD/P4AL bearing information or need other bearings, please feel free to contact us so that we can get back to you quickly.
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