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

61903-2Z

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

0.017

Model Number: 61903-2Z
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：2025-12-09
Application:hardware,transportation equipment,packaging machinery,Hydraulic Press,metallurgy,tobacco machinery,walking Food processing machinery and equipment,Cylinder Micro,Film machine,mobile toilet,paint paint
Similar models:61903-2RS1 61903 61903-2RZ W 61903-2RZ W 61903 61903-2Z W 61903 R-2Z W 61903 R W 61903-2RS1 W 61903-2Z
BEARING POWER International Trading Co.,Ltd. specialize in 61903-2Z products，there is large inventory of SKF 61903-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 61903-2Z Which SKF 61903-2Z 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
12 VA V	10.5	-	-	Seals
31326T164 X/DB	130	280	-	Bearings, units and housings
53210 + U 210	50	78	23.5	Bearings, units and housings
60x110x8 HMS5 RG	60	110	8	Seals
71948 ACD/P4A	240	320	38	Bearings, units and housings
85x115x12 HMS5 RG	85	115	12	Seals
AHX 3218	85	90	63	Bearings, units and housings
KM 8	9	-	40	Bearings, units and housings
PFD 25 FM	25	-	-	Bearings, units and housings
SSAFS 22230 T	150	-	-	Bearings, units and housings
W 61901 R	12	24	6	Bearings, units and housings
W 61903-2RZ	17	30	7	Bearings, units and housings

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Hot number： 15736 BD-239/670 CAK/W33-OH 39/670 H 37328 407503 6207-Z 6318 M/C3VL0241 67.1x86.7x15.4 TP 811/710 M 81245 D/W R155-2ZS GEC 480 FBAS K 65x70x20 NUB 213 ECJ SSAFS 22515 TLC WBB1-8705-2RZ