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：2024-12-21
Application:Industrial,Machine Tool Accessories,forklift truck,light therapy instrument,hydraulic control element,pipe fittings Steel industry,pump,wall industry,knitted fabrics,economic mold,Insect Count
Similar models:61903-2Z W 61903-2RZ 61903-2RZ 61903 W 61903 R W 61903 R-2Z 61903-2RS1 W 61903 W 61903-2RS1 W 61903-2Z
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Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-22244-2CS5K/VT143-OH 3144 H	200	400	108	Bearings, units and housings
24932	63.5	85.09	11.13	Seals
294/900 EF	900	1520	372	Bearings, units and housings
31312	60	130	33.5	Bearings, units and housings
315606	380	540	-	Bearings, units and housings
41751	106.3752	126.97	11.91	Seals
63/28	28	68	18	Bearings, units and housings
7017 ACB/P4A	85	130	22	Bearings, units and housings
BC4-8053/HA4	580	780	-	Bearings, units and housings
PRMF 606560	60	65	60	Bearings, units and housings
RMS 12	38.1	95.25	23.812	Bearings, units and housings
SAFS 22534 x 6 T	152.4	-	-	Bearings, units and housings

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Hot number： 23160-2CS5K/VT143 305707 C-2RS1 35x52x8 CRWA1 R 45x60x10 HMSA10 V 50x90x10 HMS5 V 7313 BEGAP 85x100x9 HMS5 V RMS 11 SAF 1517 x 2.13/16 TLC SAF 1518 x 3.1/16 SAF 22524 x 4.1/16 SYF 30 FM W 06 W 61805-2RZ Z 007 F