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：2025-12-16
• Application:chemical raw materials and reagents,engineering machinery,multi-knife lathe,atomizer class,pump industry,milling head plug,ship special,industrial fans,ventilation equipment,economic mold,floor industry
• Similar models:NBS NA49032RS INA NA4903-XL ISO RNA4903-2RS KOYO NA4903RS INA NA4903-2RSR NTN RNA4903L INA RNA4903-2RSR Timken RNA4903RS NTN NA4903L NTN NA4903R
• 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.

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  7409				Ruville	Wheel Bearings
  GE60-SW	60	95	22	INA	Plain Bearings
  GYE17KRRB	17	40	27,38	Timken	Deep Groove Ball Bearings
  HK4020	40	47	20	KOYO	Needle Roller Bearings
  NA 4900UU	10	22	14	IKO	Needle Roller Bearings
  NAG 4904UU	20	37	17	IKO	Cylindrical Roller Bearings
  NNCF4896V	480	565,8	118	NSK	Cylindrical Roller Bearings
  UKT315	65			KOYO	Bearing Units
  YRT 180	180	280	43	ISB	Thrust Roller Bearings
  N1026K.M1.SP	130	200	33	FAG	CYLINDRICAL ROLLER BEARINGS
  XLRJ21/4	2.2500	3.5625	.6250	RHP	CYLINDRICAL ROLLER BEARINGS
  ARNB3062	30	62		NADELLA	NEEDLE BEARINGS
  108-KSZ	40	68	15	MRC	DEEP GROOVE BALL BEARINGS
  NUP424	120	310	72	STEYR	CYLINDRICAL ROLLER BEARINGS
  RL-5	.6250	1.5625	.4375	SKF	SELF
  773L22	110	170	28	New Departure	DEEP GROOVE BALL BEARINGS