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

W 61903 R

Dimensions

d		17	mm
D		30	mm
B		7	mm
d₁	≈	21	mm
D₁	≈	26.8	mm
D₂	≈	27.8	mm
D₃		32.5	mm
C		1.5	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	19	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	3.97	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	0.025
Calculation factor	f₀	14.8

Mass

Mass bearing

0.018

Model Number: W 61903 R
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：2024-12-13
Application:embroidery cloth,beverage production,chromatography,hydraulic pressure gauge,supporting facilities,thread processing machine,other rubber,agrochemical,tooth filling,ECG,insect experimental analysis instrument
Similar models:W 61903-2Z W 61903 R-2Z 61903 W 61903 61903-2Z 61903-2RZ W 61903 R 61903-2RS1 W 61903-2RS1 W 61903-2RZ
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Model No.	Inner Diameter	Outer Diameter	Width	Type
15138	38.1	63.55	7.95	Seals
19234	49.2252	68.22	7.722	Seals
2216 EKTN9	80	140	33	Bearings, units and housings
2315 K	75	160	55	Bearings, units and housings
3203 A-2ZTN9/MT33	17	40	17.5	Bearings, units and housings
52649	133.35	171.45	12.7	Seals
6009/HC5C3	45	75	16	Bearings, units and housings
8649	22.225	33.22	6.35	Seals
71901 CE/HCP4A	12	24	6	Bearings, units and housings
K 81144 M	220	270		Bearings, units and housings
SAF 1222 TLC	110	-	-	Bearings, units and housings
YET 208-108	38.1	80	29.7	Bearings, units and housings

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Hot number： BD-21315 EK-H 315 2306 M BD-24184 ECAK30/W33-AOH 24184 313451 B 32226T142/DB 403003 7004 ACD/HCP4AH BT4B 332889/HA1 ECY 207 FYRP 3 1/2 GEZH 408 ES-2RS PSM 809580 A51 SAF 23024 KAT x 4.1/8 W 628/8-2RS1 W 638/2.5 R-2Z