Bearing WBB1-8714 (SKF)

Deep groove ball bearings, stainless steel WBB1-8714

Bearing number : WBB1-8714

Size (mm) : 20x25x4

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 25

Width (mm) : 4

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

D - 25 mm

B - 4 mm

d₁ - - 21.35 mm

D₂ - - 24 mm

r_1,2 - min. - 0.15 mm

d_a - min. - 21 mm

D_a - max. - 24.5 mm

r_a - max. - 0.15 mm

Basic dynamic load rating - C - 0.572 kN

Basic static load rating - C₀ - 0.365 kN

Fatigue load limit - P_u - 0.016 kN

Reference speed - 53000 r/min

Limiting speed - 34000 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 8.6

Mass bearing - 0.0032 kg

Designation

Bore Dia, mm

Outer Dia, mm: