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

NJ 203 ECML

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		34000	r/min
Calculation factor	k_r	0.23
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.083

Model Number: NJ 203 ECML
Inner Diameter：17mm Outer Diameter：40mm Width：12mm
Reference speed:34000 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：2026-04-16
Application:vertical pull,ventilator anesthesia machine etc,transportation equipment,walking Food processing machinery and equipment,lifting tackle,dynamic blood pressure,air purification,survey accessories,ventilation fans,medical equipment,Leather Products
Similar models:W 6203-2RS1/VP311 RNU 203 ECP N 203 ECP 7203 CD/HCP4A 32032 X YAR 211-203-2FW/VA201 YET 203-008 YET 211-203 6203-2RSLTN9/HC5C3WT PCZ 0203 E
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