Bearing NUP 3988 ECM (SKF)

Cylindrical roller bearings, single row NUP 3988 ECM

Bearing number : NUP 3988 ECM

Size (mm) : 440x600x118

Brand : SKF

Bore Diameter (mm) : 440

Outer Diameter (mm) : 600

Width (mm) : 118

Bearing dimensions and specification in SKF catalogue:

d - 440 mm

D - 600 mm

B - 118 mm

d₁ - - 495 mm

D₁ - - 552 mm

F - 479 mm

r_1,2 - min. - 4 mm

d_a - min. - 455 mm

d_b - min. - 483 mm

D_a - max. - 585 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 1980 kN

Basic static load rating - C₀ - 4250 kN

Fatigue load limit - P_u - 355 kN

Reference speed - 900 r/min

Limiting speed - 1100 r/min

Calculation factor - k_r - 0.07

Mass bearing - 105 kg

Designation

Bore Dia, mm

Outer Dia, mm: