6015-DDUCM top 5 original Ball Bearing NTN NSK
| Bearing number: | 71972 CDMA/HCP4A |
| Size (mm): | 480x360x56 |
| Bore Diameter (mm): | 480 |
| Outer Diameter (mm): | 360 |
| Width (mm): | 56 |
| d: | 360 mm |
| D: | 480 mm |
| B: | 56 mm |
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Product Details
| Bearing number | 71972 CDMA/HCP4A |
| Size (mm) | 480x360x56 |
| Bore Diameter (mm) | 480 |
| Outer Diameter (mm) | 360 |
| Width (mm) | 56 |
| d | 360 mm |
| D | 480 mm |
| B | 56 mm |
| d1 | 397 mm |
| d2 | 397 mm |
| D1 | 443 mm |
| r1,2 - min. | 3 mm |
| r3,4 - min. | 1.1 mm |
| a | 84.5 mm |
| da - min. | 373 mm |
| db - min. | 373 mm |
| Da - max. | 465 mm |
| Db - max. | 474 mm |
| ra - max. | 2.5 mm |
| rb - max. | 1 mm |
| dn | 407 mm |
| Basic dynamic load rating - C | 397 kN |
| Basic static load rating - C0 | 710 kN |
| Fatigue load limit - Pu | 14.6 kN |
| Limiting speed for grease lubrication | 3400 r/min |
| Limiting speed for oil lubrication | 4800 mm/min |
| Ball - Dw | 38.1 mm |
| Ball - z | 30 |
| Gref | 313 cm3 |
| Calculation factor - f0 | 16.7 |
| Preload class A - GA | 1460 N |
| Preload class B - GB | 2920 N |
| Preload class C - GC | 5840 N |
| Preload class D - GD | 11680 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.07 |
| Calculation factor - f2C | 1.12 |
| Calculation factor - f2D | 1.18 |
| Calculation factor - fHC | 1.04 |
| Preload class A | 343 N/micron |
| Preload class B | 466 N/micron |
| Preload class C | 653 N/micron |
| Preload class D | 947 N/micron |
| r1,2 min. | 3 mm |
| r3,4 min. | 1.1 mm |
| da min. | 373 mm |
| db min. | 373 mm |
| Da max. | 465 mm |
| Db max. | 474 mm |
| ra max. | 2.5 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 397 kN |
| Basic static load rating C0 | 710 kN |
| Fatigue load limit Pu | 14.6 kN |
| Attainable speed for grease lubrication | 3400 r/min |
| Attainable speed for oil-air lubrication | 4800 r/min |
| Ball diameter Dw | 38.1 mm |
| Number of balls z | 30 |
| Reference grease quantity Gref | 313 cm³ |
| Preload class A GA | 1460 N |
| Static axial stiffness, preload class A | 343 N/µm |
| Preload class B GB | 2920 N |
| Static axial stiffness, preload class B | 466 N/µm |
| Preload class C GC | 5840 N |
| Static axial stiffness, preload class C | 653 N/µm |
| Preload class D GD | 11680 N |
| Static axial stiffness, preload class D | 947 N/µm |
| Calculation factor f | 1.29 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.07 |
| Calculation factor f2C | 1.12 |
| Calculation factor f2D | 1.18 |
| Calculation factor fHC | 1.04 |
| Calculation factor f0 | 16.7 |
| Mass bearing | 22.6 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
