NSK B17-136 deep groove ball bearings
What are 320 Outer Diameter (mm) the types of NSK B17-136 deep groove ball bearings ? 440x320x56 Size (mm) Manufacturing Service . Get Your Free, Instant price, design review.
| Size (mm) | 440x320x56 |
| Bore Diameter (mm) | 440 |
| Outer Diameter (mm) | 320 |
| Width (mm) | 56 |
| d | 320 mm |
| D | 440 mm |
| B | 56 mm |
| d1 | 357 mm |
| d2 | 357 mm |
| D1 | 403 mm |
| r1,2 – min. | 3 mm |
| r3,4 – min. | 1.1 mm |
| a | 79.1 mm |
| da – min. | 333 mm |
| db – min. | 333 mm |
| Da – max. | 425 mm |
| Db – max. | 434 mm |
| ra – max. | 2.5 mm |
| rb – max. | 1 mm |
| dn | 367 mm |
| Basic dynamic load rating – C | 377 kN |
| Basic static load rating – C0 | 620 kN |
| Fatigue load limit – Pu | 13.7 kN |
| Limiting speed for grease lubrication | 3600 r/min |
| Limiting speed for oil lubrication | 5000 mm/min |
| Ball – Dw | 38.1 mm |
| Ball – z | 27 |
| Gref | 282 cm3 |
| Calculation factor – f0 | 16.5 |
| Preload class A – GA | 1400 N |
| Preload class B – GB | 2800 N |
| Preload class C – GC | 5600 N |
| Preload class D – GD | 11200 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 | 311 N/micron |
| Preload class B | 422 N/micron |
| Preload class C | 589 N/micron |
| Preload class D | 849 N/micron |
| r1,2 min. | 3 mm |
| r3,4 min. | 1.1 mm |
| da min. | 333 mm |
| db min. | 333 mm |
| Da max. | 425 mm |
| Db max. | 434 mm |
| ra max. | 2.5 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 377 kN |
| Basic static load rating C0 | 620 kN |
| Fatigue load limit Pu | 13.7 kN |
| Attainable speed for grease lubrication | 3600 r/min |
| Attainable speed for oil-air lubrication | 5000 r/min |
| Ball diameter Dw | 38.1 mm |
| Number of balls z | 27 |
| Reference grease quantity Gref | 282 cm³ |
| Preload class A GA | 1400 N |
| Static axial stiffness, preload class A | 311 N/µm |
| Preload class B GB | 2800 N |
| Static axial stiffness, preload class B | 422 N/µm |
| Preload class C GC | 5600 N |
| Static axial stiffness, preload class C | 589 N/µm |
| Preload class D GD | 11200 N |
| Static axial stiffness, preload class D | 849 N/µm |
| Calculation factor f | 1.24 |
| 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 | 16.5 |
| Mass bearing | 20.5 kg |
Detailed Parameters
parameter：
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