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 40x55x17

NAO 40x55x17

Dimensions

d		40	mm
D		55	mm
B		17	mm
E		50	mm
F		45	mm
r_1,2	min.	0.3	mm
s	max.	0.8	mm

Abutment dimensions

d_a		49.2	mm
d_b		44.5	mm
D_a		50.5	mm
D_b		45.6	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	21.6	kN
Basic static load rating	C₀	46.5	kN
Fatigue load limit	P_u	5.6	kN
Reference speed		9000	r/min
Limiting speed		10000	r/min

Mass

Mass bearing

0.13

Model Number: NAO 40x55x17
Inner Diameter：40mm Outer Diameter：55mm Width：17mm
Reference speed:10000 r/min Limiting speed:9000 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：2026-08-25
Application:Switch,other CNC,ventilation fans,Spectral Products,paper processing machine,paint paint,instrument,pneumatic Pump,Vertical pull,other processing,Hydraulic Rama
Similar models:PCM 808540 M 24030 CCK30/W33 AOH 240/800 G 240/670 ECAK30/W33 PCZ 0406 E BT4B 334038 G/HA3 PWM 404830 P 40 SAFS 22540 T SSAFS 22640
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Model No. Inner Diameter Outer Diameter Width Type

GEZ 312 ES
PCM 242730 E
SAFS 23024 KAT x 4.3/16
SNL 3064
W 634

Purchase the SKF NAO 40x55x17 Needle roller bearings, with machined rings, with an inner ring Please fill in the following

Hot number： 18581 23180 CAK/W33 315835 B 539/532 X 61919 6335 91300 99251 FYRP 2 3/16-3 FYWK 1.3/8 YTH K 81136 M NUH 2224 ECMH PFT 25 RM SAFS 22516 x 2.5/8 W 608 R

Model No.	Inner Diameter	Outer Diameter	Width	Type
GEZ 312 ES
PCM 242730 E
SAFS 23024 KAT x 4.3/16
SNL 3064
W 634