d - 17 mm

F - 22 mm

D - 30 mm

B - 18 mm

C - 18 mm

r min. - 0,3 mm

da min. - 19 mm

da max - 21 mm

Da max. - 28 mm

Weight - 0,056 Kg

Basic dynamic load rating (C) - 16,9 kN

Basic static load rating (C0) - 24,9 kN

Limiting speed - 18 000 r/min

• Model Number: NA 5903
• Inner Diameter：17mm Outer Diameter：30mm Width：18mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:boring bar boring bar,electromyography machine,SPA equipment,hydraulic connector,engineering machinery,powder metallurgy,Forging machine,non-motor vehicle Electric car,garbage disposal,suction nozzle,knitted fabrics
• Similar models:KOYO NA5903 NSK NA5903 NTN NA5903 JNS NA5903 KOYO RNA5903 JNS RNA5903 ISO NA5903 CX NA5903 NSK RNA5903 IKO TAFI659035
• BEARING POWER International Trading Co.,Ltd. specialize in NA5903 products，there is large inventory of JNS NA 5903 . We has been built up long-term cooperation with JNS company, could make a bulk order of the NA 5903 Which JNS NA5903 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
  22207CKE4	35	72	23	NSK	Spherical Roller Bearings
  30321	105	225	53,5	NTN	Tapered Roller Bearings
  60BER19H	60	85	13	NSK	Angular Contact Ball Bearings
  70030/70062P	30	62	46,75	Gamet	Tapered Roller Bearings
  7015	75	115	20	CYSD	Angular Contact Ball Bearings
  71917 CE/HCP4AH1	120	85	18	SKF	Angular Contact Ball Bearings
  D/W ER1212-2ZS	19,05	12,7	3,967	SKF	Deep Groove Ball Bearings
  F-89754.3	24	44,5	22,75	INA	Cylindrical Roller Bearings
  NA4905-2RSR	25	42	18	INA	Needle Roller Bearings
  NF206	30	62	16	CYSD	Cylindrical Roller Bearings
  NH2336	180	380	126	ISO	Cylindrical Roller Bearings
  NNCL4838 V	190	240	50	CX	Cylindrical Roller Bearings
  P6904-GB	20	37	9	ZEN	Deep Groove Ball Bearings
  QJ 318 N2 M	90	190	43	ISB	Angular Contact Ball Bearings
  B10	1.9687	1.0625		INA	THRUST BALL BEARINGS
  6311RSNR	55	120	29	FAG	DEEP GROOVE BALL BEARINGS
  6804ZZ	20	32	7	NSK	DEEP GROOVE BALL BEARINGS
  2210EK/2RS1/TG	50	90	23	STEYR	SELF
  N-212E	60	110	22	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  30260	300	540	85	CONSOLIDATED	TAPERED ROLLER BEARINGS