Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/2 R-2Z

W 638/2 R-2Z

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
r_1,2	min.	0.08	mm

Abutment dimensions

d_a	min.	2.5	mm
d_a	max.	2.6	mm
r_a	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	P_u	0.001	kN
Reference speed		200000	r/min
Limiting speed		100000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	6.5

Mass

Mass bearing

0.0002

Model Number: W 638/2 R-2Z
Inner Diameter：2mm Outer Diameter：5mm Width：2.3mm
Reference speed:100000 r/min Limiting speed:200000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2021-06-03
Application:electrostatic protection,Cylinder Special,chemical raw materials and reagents,printing equipment,Medical equipment,fruit and vegetable processing,granulator,Forming mold,Insect Count,other accessories,Industrial
Similar models:W 63806 W 63801-2Z W 63801 R-2Z W 638/3 R-2Z W 638/5-2RZ W 638/5-2Z SAF 22638 x 7 TLC W 63802-2Z W 638/4-2RS1 SAF 22638 T
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