NU311ECP Bearing

cylindrical roller bearing NU311ECP 55x120x29mm bearing bearing 55*120*29mm NU311 ECP bearings


Dimensions of single row cylindrical roller bearings NU 311 ECP

drawing of cylindrical roller bearing NU311ECPd 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

s max. 2 mm

Abutment dimensions

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

Calculation data

Basic dynamic load rating C 156 kN

Basic static load rating C0 143 kN

Fatigue load limit Pu 18.6 kN

Reference speed 6000 r/min

Limiting speed 7000 r/min

Calculation factor kr 0.15  

Limiting value e 0.2  

Axial load factor Y 0.6  


Mass bearing 1.44 kg

Product pictures of NU311ECP

SKF-NU311ECP-cylindrical roller bearing

Applications of bearing NU311ECP

NU311 ECP bearings can be used for general electric gas generating set and fuel forwarding pumps, etc.

For more cylindrical roller bearings demand whatever 1 row, double row or 4 rows, freely come to Mr Gavin Chu for more details.(

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