Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638-2RZ

W 638-2RZ

Dimensions

d		8	mm
D		28	mm
B		9	mm
d₂	≈	13.9	mm
D₂	≈	22.38	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	10	mm
d_a	max.	13.8	mm
D_a	max.	26	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	3.97	kN
Basic static load rating	C₀	1.96	kN
Fatigue load limit	P_u	0.083	kN
Reference speed		67000	r/min
Limiting speed		32000	r/min
Calculation factor	k_r	0.035
Calculation factor	f₀	12.4

Mass

Mass bearing

0.028

Model Number: W 638-2RZ
Inner Diameter：8mm Outer Diameter：28mm Width：9mm
Reference speed:32000 r/min Limiting speed:67000 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:meat products machine,reinforced machinery,Optical Instruments,machine tool spindle,Water Monitoring,Body shaping,pressure control valve,intermediate,turret industry,shaft milling machine,packaging machinery
Similar models:W 638/4 X-2RZ W 638/4-2Z SAF 22638 W 63804 W 63803 W 638/2 R-2Z SAF 22638 x 6.7/8 SAF 22638 x 7 W 638/5-2Z W 63804-2RS1
BEARING POWER International Trading Co.,Ltd. specialize in W638-2RZ products，there is large inventory of SKF W 638-2RZ Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638-2RZ Which SKF W638-2RZ 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
1700 VE R	1596	-	-	Seals
17666	45.0088	62.001	10.008	Seals
331555 B	635	939.8	-	Bearings, units and housings
39922	101.6	126.97	9.53	Seals
71900 CD/P4A	10	22	6	Bearings, units and housings
86600	-	-	18.01	Seals
90800	-	-	24.994	Seals
BB1B 362692	540	625	40	Bearings, units and housings
FYJ 40 KF	35	-	-	Bearings, units and housings
GEZH 508 ES-2LS	139.7	222.25	104.775	Bearings, units and housings
SAFS 22522 TLC	100.0125	-	-	Bearings, units and housings
SY 509 M	-	-	-	Bearings, units and housings

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