Bearing W 638/1 (SKF)

Deep groove ball bearings, stainless steel W 638/1

Bearing number : W 638/1

Size (mm) : 1x3x1,5

Brand : SKF

Bore Diameter (mm) : 1

Outer Diameter (mm) : 3

Width (mm) : 1,5

Bearing dimensions and specification in SKF catalogue:

d - 1 mm

D - 3 mm

B - 1.5 mm

d₁ - - 1.55 mm

D₁ - - 2.46 mm

r_1,2 - min. - 0.05 mm

d_a - min. - 1.4 mm

d_a - max. - 1.5 mm

D_a - max. - 2.6 mm

r_a - max. - 0.05 mm

Basic dynamic load rating - C - 0.052 kN

Basic static load rating - C₀ - 0.012 kN

Fatigue load limit - P_u - 0.001 kN

Reference speed - 240000 r/min

Limiting speed - 150000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 5.6

Mass bearing - 0.0001 kg

Designation

Bore Dia, mm

Outer Dia, mm: