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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