d - 22 mm

D - 30 mm

B - 13 mm

C - 13 mm

r min. - 0,3 mm

Weight - 0,022 Kg

Basic dynamic load rating (C) - 11 kN

Basic static load rating (C0) - 14,6 kN

(Grease) Lubrication Speed - 12000 r/min

(Oil) Lubrication Speed - 19000 r/min

• Model Number: RNA4903
• Inner Diameter：22mm Outer Diameter：30mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:Forklift industry,decoration machinery,other accessories,respirator,coupling type,Small air generators,Liposuction device,reinforced machinery,hanging clamp,CNC,climb ladder
• Similar models:INA RNA4903-RSR INA RNA4903 SKF NA4903RS NBS RNA4903RS JNS RNA4903UU SKF RNA4903.2RS NTN NA4903LL KOYO NA4903,2RS JNS RNA4903M IKO NA4903U
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4903 products，there is large inventory of ZEN RNA4903 . We has been built up long-term cooperation with ZEN company, could make a bulk order of the RNA4903 Which ZEN 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
  25577/25523	42.875	82.931	26.988	KBC	Tapered Roller Bearings
  305KDG	25	62	17	Timken	Deep Groove Ball Bearings
  AST090 24070	240	245		AST	Plain Bearings
  6219-2Z	95	170	32	FAG	Deep Groove Ball Bearings
  6344	220	460	88	CX	Deep Groove Ball Bearings
  6919NR	95	130	18	NTN	Deep Groove Ball Bearings
  7202BDF	15	35	11	NTN	Angular Contact Ball Bearings
  7320 B-UX	100	215	94	CX	Angular Contact Ball Bearings
  BR2565DTA2	25	65	19	KBC	Deep Groove Ball Bearings
  MRJ3.1/4	82,55	190,5	39,6875	RHP	Cylindrical Roller Bearings
  NP2344	220	460	145	CX	Cylindrical Roller Bearings
  NU 213 E	65	120	23	NACHI	Cylindrical Roller Bearings
  NU 215 EM	75	130	25	NSK	Cylindrical Roller Bearings
  411K	55	140	33	FAF	DEEP GROOVE BALL BEARINGS
  RFM9	.8750	2.2500	.6875	FBC	CYLINDRICAL ROLLER BEARINGS
  LS6590	65	90		INA	THRUST NEEDLE BEARINGS
  KF040ARO	4.0000	5.5000	.7500	KAYDON	ANGULAR CONTACT BALL BEARINGS
  NUP301	12	37	12	STEYR	CYLINDRICAL ROLLER BEARINGS
  MG307-2RS-1	3.9900	35	21	CONSOLIDATED	MAST GUIDE BEARINGS
  JK0S35	35	62	20	CONSOLIDATED	TAPERED ROLLER BEARINGS