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 NA 4909

NA 4909

Dimensions

d		45	mm
D		68	mm
B		22	mm
F		52	mm
r_1,2	min.	0.6	mm
s	max.	1	mm

Abutment dimensions

d_a	min.	49	mm
D_a	max.	64	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	45.7	kN
Basic static load rating	C₀	78	kN
Fatigue load limit	P_u	9.65	kN
Reference speed		7500	r/min
Limiting speed		8500	r/min

Mass

Mass bearing

0.27

Model Number: NA 4909
Inner Diameter：45mm Outer Diameter：68mm Width：22mm
Reference speed:8500 r/min Limiting speed:7500 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：2026-07-28
Application:non-ferrous metal alloy,DC generators,municipal machinery,defogging and degreasing,squeeze machine etc,electric pump,standing experimental equipment,wall materials,Antenna Industry,aerial work equipment,safety testing
Similar models:NA 4909.2RS RNA 4909 NA 4909 RS RNA 4909.2RS NA 4909
BEARING POWER International Trading Co.,Ltd. specialize in NA4909 products，there is large inventory of SKF NA 4909 Needle roller bearings with machined rings. We has been built up long-term cooperation with SKF company, could make a bulk order of the NA 4909 Which SKF NA4909 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.
Model No. Inner Diameter Outer Diameter Width Type

12335
43x62x8 HMSA10 RG
75054
7012 CB/HCP4A
SYR 2 1/2 N-118

Purchase the SKF NA 4909 Needle roller bearings, with machined rings, with an inner ring Please fill in the following

Hot number： 13556 60/670 N1MAS 6020 63007-2RS1 7210 BECBPH 7310 BEGAM GS 89416 JM 205149/110 A NJ 230 ECM SAF 22216 TLC SAF 23028 KAT x 4.13/16 SAFS 23024 KATLC-11 x 4.3/16 SAW 23524 x 4.1/4 TLC SYE 1 3/4 N-118 Z 205

Model No.	Inner Diameter	Outer Diameter	Width	Type
12335
43x62x8 HMSA10 RG
75054
7012 CB/HCP4A
SYR 2 1/2 N-118