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：2026-04-16
Application:Cleaning equipment,drawing die,vacuum suction cup,joint protection,bathroom facilities,,paper processing machine,meat products machine,diagnostic test paper,reducer,water
Similar models:W 637/2-2Z W 637/8 XR 6379/K-6320 W 637/5 XR-2ZS W 637 W 637-2RS1 W 637/5 XR-2Z W 637/4 X W 637/8 X W 637/4 X-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
239/530 CAK/W33	530	710	136	Bearings, units and housings
29872	76.2	95.28	11.13	Seals
400381	34	-	-	Seals
53220 + U 220	100	150	40.9	Bearings, units and housings
99062	15.875	19.05	10.3124	Seals
BTM 95 ATN9/P4CDB	95	145	45	Bearings, units and housings
FSAF 22515 x 2.1/2 T	63.5	-	-	Bearings, units and housings
OKC 055	55		-
PBM 091420 M1	9	14	12	Bearings, units and housings
SAFS 22515 x 2.3/8 TLC	60.325	-	-	Bearings, units and housings
SAFS 23048 KA x 8.7/16	214.3125	-	-	Bearings, units and housings
SAW 23530 x 5.3/8	136.525	-	-	Bearings, units and housings

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Hot number： 23224 CC/W33 524214 6009-2RS1 61908-2RS1 6306-ZNR 86269 99861 FBSA 204/DF NU 417 OKF 620 PSM 223230 A51 SAF 22228 T SSAFS 22230 W 6006 W 626 R-2Z