d - 17 mm

F - 22 mm

D - 30 mm

B - 18 mm

C - 18 mm

r min. - 0,3 mm

s - 0,5 mm

da min. - 19 mm

Da max. - 28 mm

ra max. - 0,3 mm

Weight - 0,056 Kg

Basic dynamic load rating (C) - 15,2 kN

Basic static load rating (C0) - 21,7 kN

(Grease) Lubrication Speed - 12 000 r/min

(Oil) Lubrication Speed - 18 000 r/min

• Model Number: NA5903
• Inner Diameter：17mm Outer Diameter：30mm Width：18mm
• Type：Needle Roller Bearings
• Update date：2025-12-10
• Application:sheet industry,garden machinery,industrial skin care,Spectrum Products,glass,Pneumatic Actuator,lifting tackle,tower crane,Hydraulic Press,food packaging,machining
• Similar models:CX NA5903 KOYO NA5903 CX RNA5903 NTN RNA5903 ISO RNA5903 ISO NA5903 JNS RNA5903 NSK RNA5903 NSK NA5903 NTN NA5903
• BEARING POWER International Trading Co.,Ltd. specialize in NA5903 products，there is large inventory of NTN NA5903 . We has been built up long-term cooperation with NTN company, could make a bulk order of the NA5903 Which NTN 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.

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  23192-MB	460	760	240	FAG	Spherical Roller Bearings
  2LA-HSE921ADG/GNP42	105	145	20	NTN	Angular Contact Ball Bearings
  3915	75	128	41	FBJ	Thrust Ball Bearings
  562064	320	438		NTN	Thrust Ball Bearings
  AST090 100100	100	105		AST	Plain Bearings
  EE295110/295193	279,4	488,95	120,65	NSK	Cylindrical Roller Bearings
  F636	6	22	7	KOYO	Deep Groove Ball Bearings
  KBK20X25X32	20	25	32	ISO	Needle Roller Bearings
  N 1016 KTNHA/SP	80	125	22	SKF	Cylindrical Roller Bearings
  NJ5214	70	125	39,69	ISO	Cylindrical Roller Bearings
  NKI5/16	5	15	16	CX	Needle Roller Bearings
  NKI50/25	50	68	25	CX	Needle Roller Bearings
  NNU38/500C1NAP4	500	620	90	NTN	Cylindrical Roller Bearings
  S71910 ACE/HCP4A	72	50	12	SKF	Angular Contact Ball Bearings
  UKFS320H	90			SNR	Bearing Units
  292/530E.MB	530	710		FAG	SPHERICAL ROLLER THRUST BEARINGS
  RNAO55x68x40	68		40	INA	NEEDLE BEARINGS
  GAC85F	85	130	27	SKF	SPHERICAL PLAIN BEARINGS
  KG075XPO	7.5000	9.5000	1.0000	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  Z4993L04	20	42	12	New Departure	DEEP GROOVE BALL BEARINGS