Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 637/5 XR-2Z

W 637/5 XR-2Z

Dimensions

d		5	mm
D		9	mm
B		3	mm
d₁	≈	6	mm
D₂	≈	8.4	mm
D₃		10.2	mm
C		0.6	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.9	mm
d_a	max.	5.9	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.247	kN
Basic static load rating	C₀	0.085	kN
Fatigue load limit	P_u	0.004	kN
Reference speed		130000	r/min
Limiting speed		67000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.6

Mass

Mass bearing

0.00061

Model Number: W 637/5 XR-2Z
Inner Diameter：5mm Outer Diameter：9mm Width：3mm
Reference speed:67000 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：2026-04-16
Application:power protection,steam Hydraulic control element,electric pump,E Beauty,set bacteria instrument,safety testing,Spectrum Products,enzyme,Oral Image,wall industry,decoration machinery
Similar models:W 637/8 XR W 637/9-2ZS W 637-2RS1 W 637/5 XR-2Z PWM 556370 W 637/4 X-2Z W 637/4 XR BC2B 326372/HA1 W 637/5 XR-2ZS W 637/8-2Z
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