SKF 311-2ZNR bearing

Bearing 311-2ZNR Bearing 311-2ZNR

311-2ZNR SKF bearing,

SKF 311-2ZNR bearing, Size: 55x120x29. SKF 311-2ZNR are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Deep groove ball bearings, single row, with filling slots 311-2ZNR

Bearing number : 311-2ZNR

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 - - 75.34 mm

D2 - - 103.7 mm

D3 - 115.21 mm

D4 - 129.7 mm

b - 3.1 mm

C - 4.06 mm

f - 2.82 mm

r0 - 0.6 mm

r1,2 - min. - 2 mm

da - min. - 66 mm

da - max. - 75.2 mm

Da - max. - 109 mm

Db - min. - 131 mm

ba - min. - 3.5 mm

Ca - max. - 6.88 mm

ra - max. - 2 mm

Basic dynamic load rating - C - 79.2 kN

Basic static load rating - C0 - 67 kN

Fatigue load limit - Pu - 2.8 kN

Reference speed - 10000 r/min

Limiting speed - 5000 r/min

Calculation factor minimum radial load - kr - 0.05

Mass bearing - 1.5 kg

Snap ring - SP 120