Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 61903

61903

Dimensions

d		17	mm
D		30	mm
B		7	mm
d₁	≈	20.4	mm
D₂	≈	27.7	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	19	mm
D_a	max.	28	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	4.62	kN
Basic static load rating	C₀	2.55	kN
Fatigue load limit	P_u	0.108	kN
Reference speed		50000	r/min
Limiting speed		32000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	14.7

Mass

Mass bearing

0.016

Model Number: 61903
Inner Diameter：17mm Outer Diameter：30mm Width：7mm
Reference speed:32000 r/min Limiting speed:50000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2024-12-24
Application:vertical pull,Generator,electric pump,Dental Equipment,Die,position switch,medical equipment,tire industry,mechanical and electrical,Industrial Electromechanical,Cleaning equipment
Similar models:61903-2RS1 W 61903-2RS1 W 61903 R W 61903 R-2Z W 61903-2Z 61903-2Z 61903-2RZ W 61903 W 61903-2RZ 61903
BEARING POWER International Trading Co.,Ltd. specialize in 61903 products，there is large inventory of SKF 61903 Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 61903 Which SKF 61903 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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414002	1270	-	-	Seals
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NUP 204 ECML	20	47	14	Bearings, units and housings
NUP 232 ECML	160	290	48	Bearings, units and housings
SNW 3040x7-7/16	188.9125	239.8522	120.396	Bearings, units and housings
STO 25	25	52	16	Bearings, units and housings

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