Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 203 ECP

NJ 203 ECP

Dimensions

d		17	mm
D		40	mm
B		12	mm
d₁	≈	25	mm
D₁	≈	32.35	mm
F		22.1	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.6	mm
s	max.	1	mm

Abutment dimensions

d_a	min.	20.7	mm
d_a	max.	21.1	mm
d_b	min.	27	mm
D_a	max.	36	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	20	kN
Basic static load rating	C₀	14.3	kN
Fatigue load limit	P_u	1.73	kN
Reference speed		20000	r/min
Limiting speed		22000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.069

Model Number: NJ 203 ECP
Inner Diameter：17mm Outer Diameter：40mm Width：12mm
Reference speed:22000 r/min Limiting speed:20000 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2025-11-30
Application:Cylinder Special,universal category,motorcycle,Workpiece,Antenna Potentials,other rubber,Optical Instruments,car shock absorber,construction machinery and equipment,electromagnetic clutch,pump
Similar models:6203-2RSL 6203-2Z/VA228 NA 2203.2RS YAR 203/12-2F 51203 V/HR11T1 6203-2Z/VA201 32034 X NA 2203.2RSX PCZ 0203 E RNU 203 ECP
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