Fw - 22 mm

D - 30 mm

C - 13 mm

r5 min. - 0,3 mm

Weight - 0,025 Kg

Basic dynamic load rating (C) - 12,2 kN

Basic static load rating (C0) - 16,4 kN

(Grease) Lubrication Speed - 13000 r/min

(Oil) Lubrication Speed - 20000 r/min

• Model Number:RNA4903
• Inner Diameter：22mm Outer Diameter：30mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2025-12-25
• Application:medical equipment,Forming mold,quality inspection equipment,casting embedding,Medium and large motor,vertical processing,air conditioning tools,extruder,industrial supplies,ventilator anesthesia machine etc,coupling type
• Similar models:NSK NA4903TT NTN RNA4903 KOYO NA4903 KOYO RNA4903 NBS RNA4903 KOYO RNA4903RS ZEN RNA4903 INA NA4903-2RSR ISO RNA4903-2RS SKF RNA4903
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4903 products，there is large inventory of KOYO RNA4903 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the RNA4903 Which KOYO RNA4903 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
  16026	130	200	22	CX	Deep Groove Ball Bearings
  32318JR	90	190	67,5	KOYO	Tapered Roller Bearings
  4R6804	340,000	490,000	300,000	NTN	Cylindrical Roller Bearings
  6009	45	75	16	KBC	Deep Groove Ball Bearings
  6319	95	200	45	ZEN	Deep Groove Ball Bearings
  6320ZZ	100	215	47	FBJ	Deep Groove Ball Bearings
  659/652	76,2	152,4	41,275	Timken	Tapered Roller Bearings
  7308 BECAP	90	40	23	SKF	Angular Contact Ball Bearings
  BA 87 Z	12,7	17,462	11,13	IKO	Needle Roller Bearings
  F696ZZ	6	15	5	ISO	Deep Groove Ball Bearings
  NA5926	130	180	67	NSK	Needle Roller Bearings
  NJ2205 E	25	52	18	AST	Cylindrical Roller Bearings
  NUP2324E	120	260	86	FAG	CYLINDRICAL ROLLER BEARINGS
  SL184944	220	300	80	INA	CYLINDRICAL ROLLER BEARINGS
  FL684	4	9	2.5	NTN	DEEP GROOVE BALL BEARINGS
  XLS48K	3.0000	4.5000	.7500	Torrington	DEEP GROOVE BALL BEARINGS
  MJ-11/2	1.5000	3.7500	.9375	RHP	DEEP GROOVE BALL BEARINGS
  NAF25x40x17	25	40	17	SKF (Old No.)	NEEDLE BEARINGS
  KM-36			27	CONSOLIDATED	LOCKNUTS
  NNTR-65-2RSX	65	160	75	CONSOLIDATED	YOKE TYPE TRACK ROLLER