Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, with an inner ring SKF NAO 25x40x17

NAO 25x40x17

Dimensions

d		25	mm
D		40	mm
B		17	mm
E		35	mm
F		30	mm
r_1,2	min.	0.3	mm
s	max.	0.8	mm

Abutment dimensions

d_a		34.4	mm
d_b		29.5	mm
D_a		35.5	mm
D_b		30.6	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	18.7	kN
Basic static load rating	C₀	34	kN
Fatigue load limit	P_u	4.05	kN
Reference speed		13000	r/min
Limiting speed		15000	r/min

Mass

Mass bearing

0.088

Model Number: NAO 25x40x17
Inner Diameter：25mm Outer Diameter：40mm Width：17mm
Reference speed:15000 r/min Limiting speed:13000 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Needle roller bearings with machined rings
Details： Needle roller bearings with machined rings Needle roller bearings, with machined rings, with an inner ring
Update date：2026-08-24
Application:motorcycle,vertical sawing machine,Machine tool accessories,Antenna Industry,sawing machine,other accessories,mobile toilet,security equipment,container finishing,DC generators,Equipment
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Model No. Inner Diameter Outer Diameter Width Type

406903
NU 2276 ECMA
NU 322 ECP
S7015 CE/P4A
TUJ 504

Purchase the SKF NAO 25x40x17 Needle roller bearings, with machined rings, with an inner ring Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
406903
NU 2276 ECMA
NU 322 ECP
S7015 CE/P4A
TUJ 504