Bearing NU 1980 ECMA (SKF)

Cylindrical roller bearings, single row NU 1980 ECMA

Bearing number : NU 1980 ECMA

Size (mm) : 400x540x65

Brand : SKF

Bore Diameter (mm) : 400

Outer Diameter (mm) : 540

Width (mm) : 65

Bearing dimensions and specification in SKF catalogue:

d - 400 mm

D - 540 mm

B - 65 mm

D₁ - - 499 mm

F - 435 mm

r_1,2 - min. - 4 mm

s - 3.9 mm

d_a - min. - 415 mm

d_a - max. - 429 mm

d_b - min. - 439 mm

D_a - max. - 525 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 952 kN

Basic static load rating - C₀ - 1730 kN

Fatigue load limit - P_u - 153 kN

Reference speed - 1200 r/min

Limiting speed - 1600 r/min

Calculation factor - k_r - 0.07

Mass bearing - 41 kg

Designation

Bore Dia, mm

Outer Dia, mm: