d - 20 mm

D - 37 mm

B - 17 mm

F - 25 mm

r_min - 0,3 mm

s - 0,8 mm / Axial displacement

m - 75,2 g / Weight

C_r - 23700 N / Dynamic load rating (radial)

C_0r - 25500 N / Static load rating (radial)

C_ur - 4600 N / Fatigue limit load, radial

n_G - 16900 1/min / Limiting speed

n_B - 9600 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

• Model Number:NA4904
• Inner Diameter：20mm Outer Diameter：37mm Width：17mm
• Type：Needle Roller Bearings
• Update date：2023-03-15
• Application:stamping die,hydraulic pressure gauge,electronic materials,Garment Accessories,sanitation facilities,respirator,security equipment,wheel lathe,Storage Tool,instrumentation instrument,engine
• Similar models:NBS RNA4904 Timken RNA4904.2RS AST RNA4904 CX NA4904-2RS ZEN RNA4904 JNS RNA4904 INA NA4904-XL JNS NA4904UU NBS NA4904 KOYO RNA4904.2RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904 products，there is large inventory of INA NA4904 . We has been built up long-term cooperation with INA company, could make a bulk order of the NA4904 Which INA NA4904 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	Brand	Type
  22315	75	160	55	ISB	Spherical Roller Bearings
  32960	300	420	76	ISO	Tapered Roller Bearings
  6015ZZ	75	115	20	KOYO	Deep Groove Ball Bearings
  6416M	80,000	200,000	48,000	SNR	Deep Groove Ball Bearings
  BH-1616	25,4	33,338	25,4	Timken	Needle Roller Bearings
  MJH-14161	22,225	30,162	25,4	NSK	Needle Roller Bearings
  NJ2306	30	72	27	ISO	Cylindrical Roller Bearings
  NNU6013 V	65	100	63	CX	Cylindrical Roller Bearings
  UCPX15	75			ISO	Bearing Units
  UCT309	45			KOYO	Bearing Units
  XLJ 9.1/2	241,3	323,85	41,28	SIGMA	Deep Groove Ball Bearings
  W61702	15	21	4	SKF	DEEP GROOVE BALL BEARINGS
  CSCF060	6.0000	7.5000	.7500	INA	DEEP GROOVE BALL BEARINGS
  RBC23/4	1.0000	2.7500	1.5000	RBC	ROLLER CAM FOLLOWERS
  RNA283730	37		30	SKF (Old No.)	NEEDLE BEARINGS
  16011	55	90	11	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  KU-55CPO-2RS	5.5000	6.2500	.5000	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SDAF-232	7.0000	6.0625		CONSOLIDATED	PILLOW BLOCKS
  8608NR	40	90	.9055	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SDAF-544	7.9375	19.2500		CONSOLIDATED	PILLOW BLOCKS