Fw - 22 mm

D - 30 mm

C - 23 mm

r min. - 0,3 mm

Weight - 0,041 Kg

Basic dynamic load rating (C) - 20,7 kN

Basic static load rating (C0) - 32,5 kN

(Grease) Lubrication Speed - 12000 r/min

(Oil) Lubrication Speed - 20000 r/min

• Model Number: RNA6903
• Inner Diameter：22mm Outer Diameter：30mm Width：23mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:tower crane,food / grain / food equipment,spectrometer,electromyography machine,sleep monitoring,Laser Devices,agricultural testing and analysis equipment and related,DC generators,medical equipment,tire industry,electric hydraulic lifting platform
• Similar models:IKO NA6903 ISO RNA6903 ISO NA6903 IKO RNA6903UU IKO RNA6903U JNS NA6903 JNS RNA6903UU CX RNA6903 IKO NA6903UU NBS RNA6903
• BEARING POWER International Trading Co.,Ltd. specialize in RNA6903 products，there is large inventory of NSK RNA6903 . We has been built up long-term cooperation with NSK company, could make a bulk order of the RNA6903 Which NSK RNA6903 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
  18NQ3420AD	18	34	20	KOYO	Needle Roller Bearings
  239/560RHAK	560	750	140	KOYO	Spherical Roller Bearings
  22232	160	290	80	ISB	Spherical Roller Bearings
  29330 M	150	250		ISO	Thrust Roller Bearings
  6221	105	190	36	NTN	Deep Groove Ball Bearings
  63206 ZZ	30	62	23,8	CX	Deep Groove Ball Bearings
  7219 B-UO	95	170	64	CX	Angular Contact Ball Bearings
  9104P	20	42	12	Timken	Deep Groove Ball Bearings
  BSA 307 CG-2RZ	35	80	21	SKF	Thrust Ball Bearings
  K16X22X12	16	22	12	INA	Needle Roller Bearings
  L217847/L217810D+L217847XA	87,312	123,825	50,797	Timken	Tapered Roller Bearings
  LM48548/LM48510	34,925	65,088	18,034	Fersa	Tapered Roller Bearings
  LUJR 25	25			SKF	Linear Bearings
  RNU 2208 ECJ	80	49,5	23	SKF	Cylindrical Roller Bearings
  W 61805-2RS1	37	25	7	SKF	Deep Groove Ball Bearings
  R135E	35	72	17	HOFF	CYLINDRICAL ROLLER BEARINGS
  7AA	50	90	23	RIV	DEEP GROOVE BALL BEARINGS
  3317	85	180	41	New Departure	DEEP GROOVE BALL BEARINGS
  RL-15	1.8750	4.0000	.8125	SKF	SELF
  180RJ02	180	320	52	Torrington	CYLINDRICAL ROLLER BEARINGS