Bearing NU 411 (SKF)

Cylindrical roller bearings, single row NU 411

Bearing number : NU 411

Size (mm) : 55x140x33

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 140

Width (mm) : 33

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 140 mm

B - 33 mm

D₁ - - 109.45 mm

F - 77.2 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 2.1 mm

s - 2.6 mm

d_a - min. - 69 mm

d_a - max. - 74 mm

d_b - min. - 79 mm

D_a - max. - 126 mm

r_a - max. - 2 mm

r_b - max. - 2 mm

Basic dynamic load rating - C - 142 kN

Basic static load rating - C₀ - 140 kN

Fatigue load limit - P_u - 18.6 kN

Reference speed - 5600 r/min

Limiting speed - 6300 r/min

Calculation factor - k_r - 0.15

Mass bearing - 2.477 kg

Designation

Bore Dia, mm

Outer Dia, mm: