d - 17 mm

D - 30 mm

B - 13 mm

F - 22 mm

r_min - 0,3 mm

s - 0,5 mm / Axial displacement

m - 37 g / Weight

C_r - 12400 N / Dynamic load rating (radial)

C_0r - 14600 N / Static load rating (radial)

C_ur - 2600 N / Fatigue limit load, radial

n_G - 20000 1/min / Limiting speed

n_B - 10900 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

• Model Number:NA4903
• Inner Diameter：17mm Outer Diameter：30mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2023-03-14
• Application:Machine Tool Accessories,Vertical machining,other lathe,ECG,Hydraulic Press,hydraulic pressure gauge,air purification,lifting equipment Hoisting hoist,packing equipment,training beds etc,clean stationery
• Similar models:NTN NA4903L ISO RNA4903-2RS SKF NA4903RS Timken RNA4903.2RS NSK NA4903 ZEN RNA4903 NTN RNA4903LL INA NA4903-RSR KOYO NA4903RS IKO NA4903
• BEARING POWER International Trading Co.,Ltd. specialize in NA4903 products，there is large inventory of INA NA4903 . We has been built up long-term cooperation with INA company, could make a bulk order of the NA4903 Which INA NA4903 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
  16101-2RS1	12	30	8	SKF	Deep Groove Ball Bearings
  210KDD	50	90	20	Timken	Deep Groove Ball Bearings
  216-ZNR	140	80	26	SKF	Deep Groove Ball Bearings
  29436 E	360	180	109	SKF	Thrust Roller Bearings
  54220	100	150	72,8	NSK	Thrust Ball Bearings
  6002-C-2HRS	15	32	9	FAG	Deep Groove Ball Bearings
  6012ZZE	60	95	18	NACHI	Deep Groove Ball Bearings
  EE108065/108142	165,1	361,95	106,362	NSK	Cylindrical Roller Bearings
  GE 060 HCR-2RS	60	105	63	CX	Plain Bearings
  HK1212	12	16	12	ISO	Cylindrical Roller Bearings
  NUP2896	480	600	72	CX	Cylindrical Roller Bearings
  P 20 TR	20			SKF	Bearing Units
  SCH68	9,525	15,875	12,7	INA	Needle Roller Bearings
  UCSP210	50			SNR	Bearing Units
  NJ1003	17	35	10	FAG	CYLINDRICAL ROLLER BEARINGS
  NF311	55	120	29	FAG	CYLINDRICAL ROLLER BEARINGS
  AD5322	110	240	3.6250	American	CYLINDRICAL ROLLER BEARINGS
  C105HCUL	25	47	12	Barden	ANGULAR CONTACT BALL BEARINGS
  43216	80	140	26	New Departure	DEEP GROOVE BALL BEARINGS
  6220-K2RS	100	180	34	CONSOLIDATED	DEEP GROOVE BALL BEARINGS