Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/5-2Z

W 638/5-2Z

Dimensions

d		5	mm
D		11	mm
B		5	mm
d₂	≈	6.2	mm
D₂	≈	9.9	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.9	mm
d_a	max.	6.1	mm
D_a	max.	10	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.403	kN
Basic static load rating	C₀	0.143	kN
Fatigue load limit	P_u	0.006	kN
Reference speed		120000	r/min
Limiting speed		60000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.1

Mass

Mass bearing

0.0018

Model Number: W 638/5-2Z
Inner Diameter：5mm Outer Diameter：11mm Width：5mm
Reference speed:60000 r/min Limiting speed:120000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-17
Application:Hydraulic Rama,tapered grinder,linear drive,mechanical annex,Roller mill,sawing machine,Broadcasting System,agriculture,survey accessories,engine,intermediate
Similar models:SAF 22638 x 7 T W 63805 638-2RZ W 63800 R-2Z W 63804-2RZ W 63803-2Z SAF 22638 x 6.13/16 W 638/2.5-2Z W 638/5-2RS1 W 63803
BEARING POWER International Trading Co.,Ltd. specialize in W638/5-2Z products，there is large inventory of SKF W 638/5-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/5-2Z Which SKF W638/5-2Z is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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