KOYO NUP232R cylindrical roller bearings
Find the discount KOYO NUP232R cylindrical roller bearings online you need 110x70x20 Size (mm) . We offer … If you check out our large selection of KOYO NUP232R cylindrical roller bearings once .
Size (mm) | 110x70x20 |
Bore Diameter (mm) | 110 |
Outer Diameter (mm) | 70 |
Width (mm) | 20 |
d | 70 mm |
D | 110 mm |
B | 20 mm |
d1 | 82.3 mm |
d2 | 82.3 mm |
D1 | 97.7 mm |
b | 1.7 mm |
C1 | 10.9 mm |
C2 | 4.4 mm |
C3 | 3.9 mm |
r1,2 – min. | 1.1 mm |
r3,4 – min. | 0.6 mm |
a | 22.1 mm |
da – min. | 76 mm |
db – min. | 76 mm |
Da – max. | 104 mm |
Db – max. | 106 mm |
ra – max. | 1 mm |
rb – max. | 0.6 mm |
dn | 85 mm |
Basic dynamic load rating – C | 52 kN |
Basic static load rating – C0 | 45.5 kN |
Fatigue load limit – Pu | 1.9 kN |
Limiting speed for grease lubrication | 12000 r/min |
Limiting speed for oil lubrication | 19000 mm/min |
Ball – Dw | 12.7 mm |
Ball – z | 19 |
Gref | 8.1 cm3 |
Calculation factor – f0 | 15.5 |
Preload class A – GA | 200 N |
Preload class B – GB | 400 N |
Preload class C – GC | 800 N |
Preload class D – GD | 1600 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 | 81 N/micron |
Preload class B | 111 N/micron |
Preload class C | 156 N/micron |
Preload class D | 227 N/micron |
r1,2 min. | 1.1 mm |
r3,4 min. | 0.6 mm |
da min. | 76 mm |
db min. | 76 mm |
Da max. | 104 mm |
Db max. | 106 mm |
ra max. | 1 mm |
rb max. | 0.6 mm |
Basic dynamic load rating C | 52 kN |
Basic static load rating C0 | 45.5 kN |
Fatigue load limit Pu | 1.93 kN |
Attainable speed for grease lubrication | 12000 r/min |
Attainable speed for oil-air lubrication | 19000 r/min |
Ball diameter Dw | 12.7 mm |
Number of balls z | 19 |
Reference grease quantity Gref | 8.1 cm³ |
Preload class A GA | 200 N |
Static axial stiffness, preload class A | 81 N/µm |
Preload class B GB | 400 N |
Static axial stiffness, preload class B | 111 N/µm |
Preload class C GC | 800 N |
Static axial stiffness, preload class C | 156 N/µm |
Preload class D GD | 1600 N |
Static axial stiffness, preload class D | 227 N/µm |
Calculation factor f | 1.12 |
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 | 15.5 |
Mass bearing | 0.59 kg |
Detailed Parameters
parameter:
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