NTN 7201CGD2/GLP4 angular contact ball bearings
QuestionNTN 7201CGD2/GLP4 angular contact ball bearings ? Find what you need faster by entering your information . 400x260x65 Size (mm)
| Size (mm) | 400x260x65 |
| Bore Diameter (mm) | 400 |
| Outer Diameter (mm) | 260 |
| Width (mm) | 65 |
| d | 260 mm |
| D | 400 mm |
| B | 65 mm |
| d1 | 303.2 mm |
| d2 | 303.2 mm |
| D1 | 356.8 mm |
| r1,2 – min. | 4 mm |
| r3,4 – min. | 1.5 mm |
| a | 76.9 mm |
| da – min. | 275 mm |
| db – min. | 275 mm |
| Da – max. | 385 mm |
| Db – max. | 393 mm |
| ra – max. | 3 mm |
| rb – max. | 1.5 mm |
| dn | 315 mm |
| Basic dynamic load rating – C | 416 kN |
| Basic static load rating – C0 | 630 kN |
| Fatigue load limit – Pu | 14.6 kN |
| Limiting speed for grease lubrication | 3400 r/min |
| Limiting speed for oil lubrication | 5300 mm/min |
| Ball – Dw | 44.45 mm |
| Ball – z | 21 |
| Gref | 324 cm3 |
| Calculation factor – f0 | 15.7 |
| Preload class A – GA | 1550 N |
| Preload class B – GB | 3100 N |
| Preload class C – GC | 6200 N |
| Preload class D – GD | 12400 N |
| Calculation factor – f | 1 |
| Calculation factor – f2A | 1 |
| Calculation factor – f2B | 1.02 |
| Calculation factor – f2C | 1.05 |
| Calculation factor – f2D | 1.09 |
| Calculation factor – fHC | 1 |
| Preload class A | 250 N/micron |
| Preload class B | 336 N/micron |
| Preload class C | 464 N/micron |
| Preload class D | 660 N/micron |
| r1,2 min. | 4 mm |
| r3,4 min. | 1.5 mm |
| da min. | 275 mm |
| db min. | 275 mm |
| Da max. | 385 mm |
| Db max. | 393 mm |
| ra max. | 3 mm |
| rb max. | 1.5 mm |
| Basic dynamic load rating C | 416 kN |
| Basic static load rating C0 | 630 kN |
| Fatigue load limit Pu | 14.6 kN |
| Attainable speed for grease lubrication | 3400 r/min |
| Attainable speed for oil-air lubrication | 5300 r/min |
| Ball diameter Dw | 44.45 mm |
| Number of balls z | 21 |
| Reference grease quantity Gref | 324 cm³ |
| Preload class A GA | 1550 N |
| Static axial stiffness, preload class A | 250 N/µm |
| Preload class B GB | 3100 N |
| Static axial stiffness, preload class B | 336 N/µm |
| Preload class C GC | 6200 N |
| Static axial stiffness, preload class C | 464 N/µm |
| Preload class D GD | 12400 N |
| Static axial stiffness, preload class D | 660 N/µm |
| Calculation factor f | 1.13 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.09 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 15.7 |
| Mass bearing | 25.6 kg |
Detailed Parameters
parameter：
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