Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/3-2RS1

W 638/3-2RS1

Dimensions

d		3	mm
D		7	mm
B		3	mm
d₂	≈	3.85	mm
D₂	≈	6.35	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	3.7	mm
d_a	max.	3.8	mm
D_a	max.	6.5	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.178	kN
Basic static load rating	C₀	0.057	kN
Fatigue load limit	P_u	0.002	kN
Reference speed		0	r/min
Limiting speed		45000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.1

Mass

Mass bearing

0.00041

Model Number: W 638/3-2RS1
Inner Diameter：3mm Outer Diameter：7mm Width：3mm
Reference speed:45000 r/min Limiting speed:0 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:noise reduction equipment,Vertical pull,Textile Industry Accessories and Accessories,Automation,Other Machine Tools,plastic molding,Broadcasting System,chamfer,machining,Laser Devices,industrial supplies
Similar models:W 638/4 X-2RS1 W 638/4 XR-2RS1 W 63801 R-2Z W 63804 R W 63805-2Z W 638-2RZ W 63804-2RZ W 63803-2Z W 638/8-2Z W 638/4-2RZ
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Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-22340 CCK/W33-AH 2340	190	420	138	Bearings, units and housings
250 VL V	225	-	-	Seals
27576	69.85	104.78	11.13	Seals
30x62x7 CRW1 R	30	62	7	Seals
32052 X/DF	260	400	-	Bearings, units and housings
6319-2Z	95	200	45	Bearings, units and housings
90810	-	-	63.5	Seals
FSYE 3 7/16-3	87.3125	-	-	Bearings, units and housings
FYNT 80 F	80	-	-	Bearings, units and housings
S71915 ACD/P4A	75	105	16	Bearings, units and housings
SAF 22522 x 4 TLC	101.6	-	-	Bearings, units and housings
Z 012	60	-	6	Seals

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Hot number： 1240 VRME R 24020 CCK30/W33 51232 M 6004/HC5C3 7003 ACD/P4AH 708 CD/P4AH 81222 TN 99081 GEZ 112 ES H 2340 L M 88043/010 PCM 404430 E PPM 101210 PPM 161815 SIKAC 8 M