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：2021-06-07
Application:medical Equipment,lifting tackle,aerial work platform,Plastic molding,tube,hydraulic control element,chuck industry,powder metallurgy,Generator,Anesthetic Equipment,impression material
Similar models:NA 4909 RS RNA 4909 NA 4909 RNA 4909.2RS NA 4909.2RS
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
220 VL R	198	-	-	Seals
34x48x8 HMSA10 V	34	48	8	Seals
35x49x6 HMS5 V	35	49	6	Seals
4700567	1193.8	1244.6	22.23	Seals
50x62x7 HMS5 V	50	62	7	Seals
6004-ZNR	20	42	12	Bearings, units and housings
61852	260	320	28	Bearings, units and housings
FSAF 22615 x 2.3/8	60.325	-	-	Bearings, units and housings
SAFS 23028 KA x 4.7/8	123.825	-	-	Bearings, units and housings
SHR 25	25	-	-	Coupling systems
SYNT 45 LTS	45	-	-	Bearings, units and housings
W 619/6 X-2RS1	6	16	5	Bearings, units and housings

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