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 |
| PDF |
|
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 |