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

NU 203 ECPHA

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		30000	r/min
Calculation factor	k_r	0.23
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.07

Model Number: NU 203 ECPHA
Inner Diameter：17mm Outer Diameter：40mm Width：12mm
Reference speed:30000 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：2026-08-15
Application:tower crane,air conditioning tools,medical equipment,Industrial,building decoration raw materials and accessories,X-ray Equipment,Low-voltage electrical equipment,,office equipment,Digital Generator,Industrial
Similar models:YAT 203-008 51203 V/HR22T2 W 6203-2RS1 3203 A-2RS1TN9/MT33 6203-ZNR PCZ 0203 E NUP 203 ECP 51203 V/HR11T1 PCMW 203601.5 E S7203 CD/HCP4A
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Model No. Inner Diameter Outer Diameter Width Type

10050
35x47x6 HMSA10 V
D/W R1-4-2ZS
N 710
SAF 1509 x 1.1/2

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Hot number： BD-22328 CCK/W33-H 2328 401900 470741 6011-2Z/VA208 FSYE 3-18 FYTWK 35 YTA MB 0 HJ 217 EC HM 30/850 NJ 222 ECP NU 316 ECP PF 1.3/4 TR SA 25 ESX-2LS SAW 23234 TLC SYE 2 7/16 N

Model No.	Inner Diameter	Outer Diameter	Width	Type
10050
35x47x6 HMSA10 V
D/W R1-4-2ZS
N 710
SAF 1509 x 1.1/2