Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 30203

30203

SKF Explorer

Dimension series

2DB

Dimensions

d		17	mm
D		40	mm
T		13.25	mm
d₁	≈	29	mm
B		12	mm
C		11	mm
r_1,2	min.	1	mm
r_3,4	min.	1	mm
a		9.515	mm

Abutment dimensions

d_a	max.	23	mm
d_b	min.	23.5	mm
D_a	min.	34	mm
D_a	max.	34.5	mm
D_b	min.	37	mm
C_a	min.	2	mm
C_b	min.	2	mm
r_a	max.	1	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	23.4	kN
Basic static load rating	C₀	18.6	kN
Fatigue load limit	P_u	1.83	kN
Reference speed		15000	r/min
Limiting speed		18000	r/min
Calculation factor	e	0.35
Calculation factor	Y	1.7
Calculation factor	Y₀	0.9

Mass

Mass bearing

0.079

Model Number: 30203
Inner Diameter：17mm Outer Diameter：40mm Width：13.25mm
Reference speed:18000 r/min Limiting speed:15000 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2025-12-09
Application:machine tool spindle,leather processing,linear drive,electromyography machine,surgical instruments,chromatography,marine analysis,thread processing machine,textile machinery,pump,electromagnet
Similar models:30203
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