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

NU 203 ECP

Dimensions

d		17	mm
D		40	mm
B		12	mm
D₁	≈	32.35	mm
F		22.1	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
s	max.	1	mm

Abutment dimensions

d_a	min.	19.9	mm
d_a	max.	21.1	mm
d_b	min.	24	mm
D_a	max.	36	mm
r_a	max.	0.6	mm
r_b	max.	0.3	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

0.068

Model Number: NU 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：2025-12-09
Application:flow control valve,Spectrum Products,sheet industry,engineering machine,Storage Tool,plastic blow molding,chamfering machine etc,Roller mill,food add,noise reduction equipment,scientific instruments
Similar models:HK 2030 7203 BEY 6203-2Z NJ 203 ECPHA 6203/HR11QN YAR 203-008-2F NUP 2203 ECP PCMW 203601.5 M 6203-2RSLTN9/HC5C3WT 7203 CD/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
10598	27	41.25	6.35	Seals
11550	29.3624	50.8	6.35	Seals
120x140x12 HMSA10 RG	120	140	12	Seals
51215	75	110	27	Bearings, units and housings
592627	222.25	254	15.88	Seals
7018 ACE/HCP4A	90	140	24	Bearings, units and housings
99368	93.6752	102.3874	11.1252	Seals
BC4-8051/HA4	500	670	-	Bearings, units and housings
FSAF 23024 KA x 4.3/16	106.3625	-	-	Bearings, units and housings
FYTB 1.1/4 WDW	31.75	-	-	Bearings, units and housings
NUP 2320 ECJ	100	215	73	Bearings, units and housings
SAW 23526 x 4.3/8 TLC	111.125	-	-	Bearings, units and housings

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