SKF W 638/2 R-2Z Deep Groove Ball Bearing

Details

Technical specification

DIMENSIONS

d		2 mm
D		5 mm
B		2.3 mm
d1		? 2.7 mm
D2		? 4.4 mm
D3		6.1 mm
C		0.6 mm
r1,2		min. 0.08 mm

ABUTMENT DIMENSIONS

da		min. 2.5 mm
da		max. 2.6 mm
ra		max. 0.08 mm

CALCULATION DATA

Basic dynamic load rating	C	0.094 kN
Basic static load rating	C0	0.025 kN
Fatigue load limit	Pu	0.001 kN
Reference speed		200000 r/min
Limiting speed		100000 r/min
Calculation factor	kr	0.02
Calculation factor	f0	6.5

MASS

Mass bearing		0.000204 kg