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

W 638/3-2RS1

Dimensions

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

Abutment dimensions

d_a	min.	3.7	mm
d_a	max.	3.8	mm
D_a	max.	6.5	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

0.00041

Model Number: W 638/3-2RS1
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：2021-06-04
Application:thin metal materials,Laser Devices,Pneumatic Control Valves,plastic rolling,stamping die and its equipment,switch,noise inspection,pipe fittings Steel industry,Small air generators,transistor fittings,Anesthetic Equipment
Similar models:W 63806 R-2Z W 638/4-2RZ W 63806-2Z W 63802 R-2Z W 638/2 R-2Z W 63800 R-2RS1 W 638-2RS1 SAF 22638 x 7 TLC W 638/1 W 63801
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Model No.	Inner Diameter	Outer Diameter	Width	Type
6017-RS1	85	130	22	Bearings, units and housings
6313 NR	65	140	33	Bearings, units and housings
7693	19.05	51.99	7.95	Seals
99152	38.6842	47.2186	14.3002	Seals
99339	87.3252	97.6376	23.0124	Seals
99799	201.6252	212.725	31.75	Seals
BT4-8025 G/HA1C300VA903	384.175	546.1	-	Bearings, units and housings
FY 45 TF/VA228	45	-	54.2	Bearings, units and housings
FYAWK 1.15/16 LTHR	49.213	-	-	Bearings, units and housings
PBM 101610 M1	10	16	10	Bearings, units and housings
SY 45 FM	45	-	-	Bearings, units and housings
WBB1-8705	5	10	3	Bearings, units and housings

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