SKF NJ311ECM bearing

Bearing NJ 311 ECM Bearing NJ 311 ECM

NJ311ECM SKF bearing,

SKF NJ311ECM bearing, Size: 55x120x29. SKF NJ311ECM are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Cylindrical roller bearings, single row NJ 311 ECM

Bearing number : NJ 311 ECM

Size (mm) : 55x120x29

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 29

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 120 mm

B - 29 mm

d1 - - 77.5 mm

D1 - - 100.3 mm

F - 70.5 mm

r1,2 - min. - 2 mm

r3,4 - min. - 2 mm

s - 2 mm

da - min. - 65 mm

da - max. - 68 mm

db - min. - 80 mm

Da - max. - 109.2 mm

ra - max. - 2 mm

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

Mass bearing - 1.755 kg