Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 61903-2RZ

61903-2RZ

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.	20.3	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		26000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	14.7

Mass

Mass bearing

0.018

Model Number: 61903-2RZ
Inner Diameter：17mm Outer Diameter：30mm Width：7mm
Reference speed:26000 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：2025-11-27
Application:experimental equipment,glass processing machine,air shower etc,Machine tools,generator,medical treatment,medical equipment,test equipment,non-motor vehicle Electric car,Industrial,animal
Similar models:W 61903 R 61903-2RS1 W 61903-2RZ W 61903 R-2Z W 61903 61903-2Z 61903-2RZ W 61903-2RS1 61903 W 61903-2Z
BEARING POWER International Trading Co.,Ltd. specialize in 61903-2RZ products，there is large inventory of SKF 61903-2RZ Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 61903-2RZ Which SKF 61903-2RZ 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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25x35x7 HMS5 V	25	35	7	Seals
305183	160	240	76	Bearings, units and housings
32038 X/DF	190	290	-	Bearings, units and housings
401602	144	-	-	Seals
594760	163.5252	195.28	15.88	Seals
71915 CB/P4AL	75	105	16	Bearings, units and housings
NJ 317 ECJ	85	180	41	Bearings, units and housings
TUWK 1.1/2 LTHR	38.1	-	-	Bearings, units and housings
WS 81160	300		18.5	Bearings, units and housings

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Hot number： 1125257 BD-241/750 ECAK30/W33-AOH 241/750 G 24897 30230/DF 45x100x10 HMS5 V 7005 ACE/P4A 99575 HN 2020 N 900 NUP 221 ECP NU 3080 MA PF 25 TF S71924 CD/P4A SAF 22510 x 1.5/8 T YAR 208-109-2F