Home > Bearings Catalogue Online > Deep Groove Ball Bearings
Bearing 638/5-2Z (SKF)
Deep groove ball bearings, single row 638/5-2Z
Bearing number : 638/5-2Z
Size (mm) : 5x11x5
Brand : SKF
Bore Diameter (mm) : 5
Outer Diameter (mm) : 11
Width (mm) : 5
Bearing dimensions and specification in SKF catalogue:
d - 5 mm
D - 11 mm
B - 5 mm
d2 - - 6.2 mm
D2 - - 9.9 mm
r1,2 - min. - 0.15 mm
da - min. - 5.8 mm
da - max. - 6 mm
Da - max. - 10.2 mm
ra - max. - 0.1 mm
Basic dynamic load rating - C - 0.64 kN
Basic static load rating - C0 - 0.26 kN
Fatigue load limit - Pu - 0.011 kN
Reference speed - 120000 r/min
Limiting speed - 60000 r/min
Calculation factor - kr - 0.015
Calculation factor - f0 - 11
Mass bearing - 0.0016 kg
Search bearings
Bore Dia, mm
Outer Dia, mm:
Bearings Catalogue