Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 637/4 X

W 637/4 X

Dimensions

d		4	mm
D		10	mm
B		3	mm
d₁	≈	5.9	mm
D₁	≈	8.2	mm
r_1,2	min.	0.2	mm

Abutment dimensions

d_a	min.	5.6	mm
d_a	max.	5.8	mm
D_a	max.	8.4	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		130000	r/min
Limiting speed		80000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	12.3

Mass

Mass bearing

0.001

Model Number: W 637/4 X
Inner Diameter：4mm Outer Diameter：10mm Width：3mm
Reference speed:80000 r/min Limiting speed:130000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2021-06-07
Application:car,hardware,engineering machine,glass,Beauty and Body,diagnostic test paper,Handling machinery and various industrial machinery,textile machinery,industrial skin care,Industrial Adhesive,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving
Similar models:W 637/5 X-2Z W 637/2-2Z W 637/4 XR W 637/5 XR-2Z W 637-2RZ W 637/8 R-2Z PWM 556370 W 637/8-2Z W 637/3-2Z W 637-2RS1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
130x180x12 HMSA10 V	130	180	12	Seals
29418 E	90	190	60	Bearings, units and housings
45 VS V	40	-	-	Seals
470386	376	-	-	Seals
6005 NR	25	47	12	Bearings, units and housings
AOHX 3196 G	460	480	295	Bearings, units and housings
C 39/560 KM	560	750	140	Bearings, units and housings
GEZ 400 ES	101.6	158.75	76.2	Bearings, units and housings
NJ 212 ECML	60	110	22	Bearings, units and housings
NJ 2220 ECM	100	180	46	Bearings, units and housings
NU 328 ECML	140	300	62	Bearings, units and housings
SHR 35	35	-	-	Coupling systems

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