Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/1.5 R-2Z

W 638/1.5 R-2Z

Dimensions

d		1.5	mm
D		4	mm
B		2	mm
d₁	≈	2.15	mm
D₂	≈	3.5	mm
D₃		5	mm
C		0.6	mm
r_1,2	min.	0.05	mm

Abutment dimensions

d_a	min.	1.9	mm
d_a	max.	2.1	mm
r_a	max.	0.05	mm

Calculation data

Basic dynamic load rating	C	0.062	kN
Basic static load rating	C₀	0.016	kN
Fatigue load limit	P_u	0.001	kN
Reference speed		220000	r/min
Limiting speed		110000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	6.4

Mass

Mass bearing

0.0001

Model Number: W 638/1.5 R-2Z
Inner Diameter：1.5mm Outer Diameter：4mm Width：2mm
Reference speed:110000 r/min Limiting speed:220000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-17
Application:food packaging,ventilation heating equipment,Spectrum Products,Film machine,Laser Devices,marine test,Gripper Swing,Internal thread type,Machine Tool Accessories,electromagnetic clutch,ECG
Similar models:W 63800-2RZ W 638/3-2RS1 W 63804 R-2Z W 638/4 XR-2RS1 W 63802-2RS1 W 638/1.5 R-2Z W 638/2.5-2Z W 63802 W 63802-2Z W 63806 R-2Z
BEARING POWER International Trading Co.,Ltd. specialize in W638/1.5R-2Z products，there is large inventory of SKF W 638/1.5 R-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/1.5 R-2Z Which SKF W638/1.5R-2Z 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
1211 EKTN9 + H 211	50	100	21	Bearings, units and housings
21234	53.975	79.38	11.13	Seals
29866	76.2	95.28	9.53	Seals
52312	50	110	64	Bearings, units and housings
52447	133.35	158.75	12.7	Seals
596043	163.5252	195.275	15.875	Seals
90x110x7.50 HMSA7P2 R	90	110	7.5	Seals
GEZH 112 ES	44.45	80.963	46.228	Bearings, units and housings
N 750	90.8812	-	750.2144	Bearings, units and housings
NKS 55	55	72	22	Bearings, units and housings
S71917 CB/HCP4A	85	120	18	Bearings, units and housings
SAFS 22215 TLC	75	-	-	Bearings, units and housings

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Hot number： 2050212 21091 231/1000 CAF/W33 340x380x20 HDS1 R 6313-2RS1 650 VL R 71956 CD/P4A 99547 HJ 209 EC PRM 758060 SAW 23532 x 5.1/2 SNW 8x1.5/16 SSAFS 22520 x 3.3/8 SSAFS 23024 KAT x 4.1/8 W 6306