Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 303 ECP

NU 303 ECP

SKF Explorer

Dimensions

d		17	mm
D		47	mm
B		14	mm
D₁	≈	36.75	mm
F		24.2	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
s	max.	1	mm

Abutment dimensions

d_a	min.	21.1	mm
d_a	max.	23.1	mm
d_b	min.	26	mm
D_a	max.	41.7	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	28.5	kN
Basic static load rating	C₀	20.4	kN
Fatigue load limit	P_u	2.55	kN
Reference speed		17000	r/min
Limiting speed		20000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.12

Model Number: NU 303 ECP
Inner Diameter：17mm Outer Diameter：47mm Width：14mm
Reference speed:20000 r/min Limiting speed:17000 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：2026-08-25
Application:reducer,Pump,Oral Image,Hydraulic Press,stamping die and its equipment,generator,Cutting Machine,internal combustion engine,chuck industry,engine,extruder
Similar models:6303-2Z/VA228 313038 A 23038 CC/W33 C 3038 K BD-23032-2CS5K/VT143-H 3032 E SSAFS 23034 KA x 5.7/8 SAF 23038 KATLC x 7 SAF 23038 KATLC x 6.15/16 SNW 3034x5.7/8 6303-RSL
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Model No. Inner Diameter Outer Diameter Width Type

1400238
17607
313555 B/VJ202
NU 1072 MA
WS 81105

Purchase the SKF NU 303 ECP Cylindrical roller bearings, single row Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
1400238
17607
313555 B/VJ202
NU 1072 MA
WS 81105