Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/3 R-2RS1

W 638/3 R-2RS1

Dimensions

d		3	mm
D		7	mm
B		3	mm
d₂	≈	3.85	mm
D₂	≈	6.35	mm
D₃		8.1	mm
C		0.8	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	3.7	mm
d_a	max.	3.8	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.178	kN
Basic static load rating	C₀	0.057	kN
Fatigue load limit	P_u	0.002	kN
Reference speed		0	r/min
Limiting speed		45000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.1

Mass

Mass bearing

0.00051

Model Number: W 638/3 R-2RS1
Inner Diameter：3mm Outer Diameter：7mm Width：3mm
Reference speed:45000 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：2026-08-20
Application:vertical processing,food / grain / food equipment,flexible processing,electrostatic protection,Industrial,insect experimental analysis instrument,Anti-defibrillation pacing,Industrial,vacuum filter,standing experimental equipment,plastic rolling
Similar models:W 638/3 R-2RS1 W 638/9-2Z W 638/4-2RS1 SAF 22638 x 6.7/8 TLC 638/5-2Z W 638/1.5-2Z W 63803 R SAF 22638 TLC W 638/4-2Z W 638/2-2Z
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Model No. Inner Diameter Outer Diameter Width Type

130x170x12 HMS5 V
3308 DNRCBM
51316
BEAS 020052-2RS
YET 205

Purchase the SKF W 638/3 R-2RS1 Please fill in the following

Hot number： 22x62x6 HMSA10 V 23076 CC/W33 23964 CCK/W33 7412 BCBM 89172 M AHX 3122 GE 40 ES-2LS HM 259048/010/HA4 K 35x42x18 NU 205 ECML NU 2324 ECM PCM 101215 M PCZ 3240 E SAF 1613 TLC SAF 23024 KAT x 4.1/16

Model No.	Inner Diameter	Outer Diameter	Width	Type
130x170x12 HMS5 V
3308 DNRCBM
51316
BEAS 020052-2RS
YET 205