Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/4 XR-2RS1

W 638/4 XR-2RS1

Dimensions

d		4	mm
D		10	mm
B		4	mm
d₁	≈	5.9	mm
D₂	≈	8.8	mm
D₃		11.6	mm
C		0.8	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.6	mm
d_a	max.	5.8	mm
r_a	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	0.553	kN
Basic static load rating	C₀	0.245	kN
Fatigue load limit	P_u	0.011	kN
Reference speed		0	r/min
Limiting speed		36000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	12.3

Mass

Mass bearing

0.0015

Model Number: W 638/4 XR-2RS1
Inner Diameter：4mm Outer Diameter：10mm Width：4mm
Reference speed:36000 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：2021-06-04
Application:beverage production,pump,noise reduction equipment,Infrared Technology,Pneumatic Control Valves,building decoration raw materials and accessories,diagnostic test paper,sterilizers,top industry,X-ray Equipment,instrumentation instrument
Similar models:W 63803 R-2Z W 63801 W 63806-2RS1 W 638/4 XR-2RS1 W 638 W 63801-2Z W 638/3 R-2RS1 W 63802-2RZ W 638/2.5-2Z W 63805-2RZ
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Model No.	Inner Diameter	Outer Diameter	Width	Type
122580	311.15	350.85	15.88	Seals
1500510	381	431.8	20.625	Seals
24971	63.5	88.9	9.53	Seals
31326 X/DF	130	280	-	Bearings, units and housings
46x72x8 CRW1 R	46	72	8	Seals
51218	90	135	35	Bearings, units and housings
7005 ACD/HCP4AH	25	47	12	Bearings, units and housings
HA 3034	150.8125	170	101	Bearings, units and housings
M 84548/510	25.4	57.15	19.431	Bearings, units and housings
N 39/500 ECMB/W33	500	670	128	Bearings, units and housings
NNU 41/950 M/W33	950	1500	545	Bearings, units and housings
PCM 606570 M	60	65	70	Bearings, units and housings

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