Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 638/5-2Z

638/5-2Z

Dimensions

d		5	mm
D		11	mm
B		5	mm
d₂	≈	6.2	mm
D₂	≈	9.9	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.8	mm
d_a	max.	6	mm
D_a	max.	10.2	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.64	kN
Basic static load rating	C₀	0.26	kN
Fatigue load limit	P_u	0.011	kN
Reference speed		120000	r/min
Limiting speed		60000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	11

Mass

Mass bearing

0.0016

Model Number: 638/5-2Z
Inner Diameter：5mm Outer Diameter：11mm Width：5mm
Reference speed:60000 r/min Limiting speed:120000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-29
Application:Cylinder Pneumatic Treatment Element,organic raw materials,Antenna Industry,Logistics Equipment,Other Measurements,wall industry,Industry,Machine tool accessories,small diesel generators,motor,magnetic elements
Similar models:SAF 22638 x 7 T W 638-2RS1 W 638/8 R-2Z W 63805 R-2Z W 638/5-2RS1 W 638/4 X-2Z W 63804 638-2RZ 638/8-2Z W 63802-2Z
BEARING POWER International Trading Co.,Ltd. specialize in 638/5-2Z products，there is large inventory of SKF 638/5-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 638/5-2Z Which SKF 638/5-2Z 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

61818
6344 M
89184 M
NU 330 ECM/C3VL2071
YAT 203-010

Purchase the SKF 638/5-2Z Please fill in the following

Hot number： 1800558 2000 VE R 3307 A-2RS1TN9/MT33 38692 51104 V/HR11Q1 700x740x20 HDS1 R 71901 CD/P4A 7215 BEGAY 7309 ACCBM AOH 3148 BT2B 332625 H 219 NJ 244 ECML SAF 22610 SNW 126x4.3/8

Model No.	Inner Diameter	Outer Diameter	Width	Type
61818
6344 M
89184 M
NU 330 ECM/C3VL2071
YAT 203-010