N312ECM SKF bearing

Cylindrical roller bearings, single row N 312 ECM

Bearing number : N 312 ECM

Size (mm) : 60x130x31

Brand : SKF

Bore Diameter (mm) : 60

Outer Diameter (mm) : 130

Width (mm) : 31

Bearing dimensions and specification in SKF catalogue:

d - 60 mm

D - 130 mm

B - 31 mm

d₁ - - 84.3 mm

E - 115 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 2.1 mm

s - 2.1 mm

d_a - min. - 72 mm

d_a - max. - 113 mm

D_a - min. - 118 mm

D_a - max. - 119 mm

r_a - max. - 2 mm

r_b - max. - 2 mm

Basic dynamic load rating - C - 173 kN

Basic static load rating - C₀ - 160 kN

Fatigue load limit - P_u - 21.2 kN

Reference speed - 5600 r/min

Limiting speed - 6700 r/min

Calculation factor - k_r - 0.12

Mass bearing - 2.05 kg