SKF NU311ECM Cylindrical roller bearing
Also known as : NU311ECM, NU311B-MP
- Inside Diameter: 55 mm
- Outside Diameter: 120 mm
- Width: 29 mm
- Basic dynamic load rating: 156 kN
- Basic static load rating: 143 kN

SKF NU311ECM
SKF NU311ECM details
model | NU311ECM |
---|---|
d | 55 mm |
D | 120 mm |
B | 29 mm |
D1 | 100.3 mm |
F | 70.5 mm |
r1,2 min. | 2 mm |
r3,4 min. | 2 mm |
smax. | 2 mm |
da min | 65 mm |
da max | 68 mm |
db min | 73 mm |
Da max | 109.2 mm |
ra max | 2 mm |
rb max | 2 mm |
C | 156 kN, Basic dynamic load rating |
C0 | 143 kN, Basic static load rating |
Pu | 18.6 kN, Fatigue load limit |
Reference speed | 6000 r/min |
Limiting speed | 7000 r/min |
Kr | 0.15, Calculation factor |
e | 0.2, Limiting value |
Y | 0.6, Axial load factor |
Angle ring | HJ 311 EC |
Mass | 1.72 kg |

SKF NU311ECM bearing cross reference

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