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

W 637/4 XR

Dimensions

d		4	mm
D		10	mm
B		3	mm
d₁	≈	5.9	mm
D₁	≈	8.2	mm
D₃		11.2	mm
C		0.6	mm
r_1,2	min.	0.2	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		130000	r/min
Limiting speed		80000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	12.3

Mass

Mass bearing

0.0011

Model Number: W 637/4 XR
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：2025-12-09
Application:extruder,food / grain / food equipment,other CNC,cooling system,storage shelves,laser devices,medical equipment,Tool,plastic molding,Hydraulic Hose,floor industry
Similar models:PWM 556370 W 637/3-2Z W 637-2RZ BC2B 326372/HA1 W 637/8-2Z W 637/5 X-2Z W 637/2-2Z W 637/8 R-2Z W 637/9-2ZS W 637/9 R-2Z
BEARING POWER International Trading Co.,Ltd. specialize in W637/4XR products，there is large inventory of SKF W 637/4 XR Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 637/4 XR Which SKF W637/4XR 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
19731	50.8	60.33	4.78	Seals
21121	53.975	73.43	6.35	Seals
24022 CCK30/W33	110	170	60	Bearings, units and housings
294/500 EM	500	870	224	Bearings, units and housings
50x85x8 CRW1 R	50	85	8	Seals
71956 ACD/P4A	280	380	46	Bearings, units and housings
7218 BECBP	90	160	30	Bearings, units and housings
FSAF 22311	55	-	-	Bearings, units and housings
L 357049/010	304.8	393.7	50.8	Bearings, units and housings
N 206 ECP	30	62	16	Bearings, units and housings
NU 311 ECNJ	55	120	29	Bearings, units and housings
PF 30 WF	30	-	-	Bearings, units and housings

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