Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/5 R-2RS1

W 638/5 R-2RS1

Dimensions

d		5	mm
D		11	mm
B		5	mm
d₂	≈	6.2	mm
D₂	≈	9.9	mm
D₃		12.5	mm
C		1	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.9	mm
d_a	max.	6.1	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.403	kN
Basic static load rating	C₀	0.143	kN
Fatigue load limit	P_u	0.006	kN
Reference speed		0	r/min
Limiting speed		34000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.1

Mass

Mass bearing

0.002

Model Number: W 638/5 R-2RS1
Inner Diameter：5mm Outer Diameter：11mm Width：5mm
Reference speed:34000 r/min Limiting speed:0 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:Wire grinder,Optical Instruments,organic raw materials,cooling system,Oral Image,textile machinery,machine tool spindle,Garment Accessories,SPA equipment,vertical processing,wheel lathe
Similar models:W 638/8 R-2Z W 638/4 X-2RZ SAF 22638 x 7 638/8-2Z SAF 22638 x 6.13/16 SAF 22638 x 6.13/16 T W 63805 R-2Z SAF 22638 x 6.13/16 TLC W 63806-2RS1 W 63800-2Z
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1000114	254	285.75	15.88	Seals
12 VA R	10.5	-	-	Seals
21310 E	50	110	27	Bearings, units and housings
239/600 CA/W33	600	800	150	Bearings, units and housings
32234/DF	170	310	-	Bearings, units and housings
38774	98.425	144.53	12.7	Seals
6208-2Z	40	80	18	Bearings, units and housings
87911	-	-	44	Seals
7022 ACD/P4A	110	170	28	Bearings, units and housings
91395	-	-	63.5	Seals
H 2319	85	95	90	Bearings, units and housings
SAF 1620 x 3.3/8 T	85.725	-	-	Bearings, units and housings

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Hot number： 19607 29336 E 32022 X/DFC200 6004-2RSLTN9/HC5C3WT 61913-2RS1 AN 17 GEZ 212 ES-2LS HK 0606 OKC 300 PCM 151712 M SAF 22622 x 4 SAF 23048 KATLC x 9 SI 30 ES SYNT 65 FTF W 6205