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：2026-04-16
Application:hanging clamp,paint paint,diagnostic test paper,static control,rehabilitation training equipment,position switch,Other Measurements,electromagnet,Medical equipment,wheel lathe,intermediate
Similar models:W 638/4-2RS1 W 638 W 63801-2RZ W 63804-2RZ SAF 22638 x 6.7/8 SAF 22638 x 7 TLC W 63803-2RZ W 638/3 R-2RS1 638-RZ W 63800-2RS1
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.

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1600556	406.4	457.2	20.62	Seals
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6021 NR	105	160	26	Bearings, units and housings
6204/VA201	20	47	14	Bearings, units and housings
FY 25 LF	25	-	-	Bearings, units and housings
FY 25 TF/VA228	25	-	38.8	Bearings, units and housings
K 35x42x30	35	42	30	Bearings, units and housings
NJ 2319 ECJ	95	200	67	Bearings, units and housings
NNU 41/630 M/W33	630	1030	400	Bearings, units and housings
NU 304 ECP	20	52	15	Bearings, units and housings
PSMF 9011050 A51	90	110	50	Bearings, units and housings
SY 65 TR	65	-	-	Bearings, units and housings

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Hot number： 108x170x15 HMS5 RG 23192-2CS5/VT143 400080 401100 614995 6209-2ZNR AOH 30/1060 C 3984 KM FY 1.15/16 TF NKX 10 ZTN S7011 FW/HC SAKB 14 F SNW 30x5.1/8 SY 35 WF W 61905 R-2Z