Bearing TUP2 130.50 CX
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| Bearing number: | 71948 CD/P4AL |
| Size (mm): | 320x240x38 |
| Bore Diameter (mm): | 320 |
| Outer Diameter (mm): | 240 |
| Width (mm): | 38 |
| d: | 240 mm |
| D: | 320 mm |
| B: | 38 mm |
Product Details
| Bearing number | 71948 CD/P4AL |
| Size (mm) | 320x240x38 |
| Bore Diameter (mm) | 320 |
| Outer Diameter (mm) | 240 |
| Width (mm) | 38 |
| d | 240 mm |
| D | 320 mm |
| B | 38 mm |
| d1 | 264.7 mm |
| d2 | 264.7 mm |
| D1 | 295.3 mm |
| b | 3.5 mm |
| C1 | 20.9 mm |
| C2 | 7.1 mm |
| C3 | 5.45 mm |
| r1,2 - min. | 2.1 mm |
| r3,4 - min. | 1 mm |
| a | 56.6 mm |
| da - min. | 251 mm |
| db - min. | 251 mm |
| Da - max. | 309 mm |
| Db - max. | 315 mm |
| ra - max. | 2 mm |
| rb - max. | 1 mm |
| dn | 271.4 mm |
| Basic dynamic load rating - C | 229 kN |
| Basic static load rating - C0 | 325 kN |
| Fatigue load limit - Pu | 8.2 kN |
| Limiting speed for grease lubrication | 3800 r/min |
| Limiting speed for oil lubrication | 5600 mm/min |
| Ball - Dw | 25.4 mm |
| Ball - z | 31 |
| Gref | 93 cm3 |
| Calculation factor - f0 | 16.7 |
| Preload class A - GA | 860 N |
| Preload class B - GB | 1720 N |
| Preload class C - GC | 3440 N |
| Preload class D - GD | 6880 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.04 |
| Calculation factor - f2C | 1.09 |
| Calculation factor - f2D | 1.15 |
| Calculation factor - fHC | 1 |
| Preload class A | 237 N/micron |
| Preload class B | 325 N/micron |
| Preload class C | 461 N/micron |
| Preload class D | 678 N/micron |
| r1,2 min. | 2.1 mm |
| r3,4 min. | 1 mm |
| da min. | 251 mm |
| db min. | 251 mm |
| Da max. | 309 mm |
| Db max. | 315 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 229 kN |
| Basic static load rating C0 | 325 kN |
| Fatigue load limit Pu | 8.15 kN |
| Attainable speed for grease lubrication | 3800 r/min |
| Attainable speed for oil-air lubrication | 5600 r/min |
| Ball diameter Dw | 25.4 mm |
| Number of balls z | 31 |
| Reference grease quantity Gref | 93 cm³ |
| Preload class A GA | 860 N |
| Static axial stiffness, preload class A | 237 N/µm |
| Preload class B GB | 1720 N |
| Static axial stiffness, preload class B | 325 N/µm |
| Preload class C GC | 3440 N |
| Static axial stiffness, preload class C | 461 N/µm |
| Preload class D GD | 6880 N |
| Static axial stiffness, preload class D | 678 N/µm |
| Calculation factor f | 1.32 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.09 |
| Calculation factor f2D | 1.15 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 16.7 |
| Mass bearing | 8.5 kg |