Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/9-2Z

W 638/9-2Z

Dimensions

d		9	mm
D		17	mm
B		6	mm
d₂	≈	10.7	mm
D₂	≈	15.2	mm
r_1,2	min.	0.2	mm

Abutment dimensions

d_a	min.	10.3	mm
d_a	max.	10.6	mm
D_a	max.	15.4	mm
r_a	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	0.761	kN
Basic static load rating	C₀	0.335	kN
Fatigue load limit	P_u	0.014	kN
Reference speed		85000	r/min
Limiting speed		43000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.7

Mass

Mass bearing

0.005

Model Number: W 638/9-2Z
Inner Diameter：9mm Outer Diameter：17mm Width：6mm
Reference speed:43000 r/min Limiting speed:85000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:flexible processing,marine test,organic raw materials,garden machinery,wall industry,sewage pump,tube,medical treatment,air shower etc,agriculture,hinge industry
Similar models:SAF 22638 T W 638/1.5 R-2Z W 638/5-2RZ W 63801 R W 63800 W 63804-2Z W 638/1 SAF 22638 x 6.13/16 T W 638/4-2RZ W 63805-2RZ
BEARING POWER International Trading Co.,Ltd. specialize in W638/9-2Z products，there is large inventory of SKF W 638/9-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/9-2Z Which SKF W638/9-2Z 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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MB 9 A	45	69	-	Bearings, units and housings
RMS 14	44.45	107.95	26.988	Bearings, units and housings
RNAO 40x50x34	40	50	34	Bearings, units and housings
S7013 CB/P4A	65	100	18	Bearings, units and housings
SY 12 TF	12	-	-	Bearings, units and housings
SY 30 TF/VA228	30	-	-	Bearings, units and housings

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