d - 17 mm

F - 22 mm

D - 30 mm

B - 23 mm

C - 23 mm

r min. - 0,3 mm

s - 1 mm

da min. - 19 mm

Da max. - 28 mm

ra max. - 0,3 mm

Weight - 0,069 Kg

Basic dynamic load rating (C) - 18,2 kN

Basic static load rating (C0) - 27,2 kN

(Grease) Lubrication Speed - 12 000 r/min

(Oil) Lubrication Speed - 18 000 r/min

• Model Number: NA6903R
• Inner Diameter：17mm Outer Diameter：30mm Width：23mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:Hair styling device,motor,instrument,Doppler,storage shelves,container finishing,industrial skin care,Dental Drill etc,hinge industry,wall industry,Surveying Surveying Instruments
• Similar models:NSK RNA6903 Timken NA6903 NSK NA6903TT IKO RNA6903U INA RNA6903-XL INA NA6903 ISO NA6903 INA NA6903-XL NBS RNA6903 NSK RNA6903TT
• BEARING POWER International Trading Co.,Ltd. specialize in NA6903R products，there is large inventory of NTN NA6903R . We has been built up long-term cooperation with NTN company, could make a bulk order of the NA6903R Which NTN NA6903R 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
  24192-E1A-MB1	460	760	300	FAG	Spherical Roller Bearings
  3811-B-2RSR-TVH	55	72	13	FAG	Angular Contact Ball Bearings
  67388/67320	127	203,2	46,038	Timken	Tapered Roller Bearings
  ASTEPBF 4044-30	40	44		AST	Plain Bearings
  ASTT90 14080	140	145		AST	Plain Bearings
  CX042				CX	Wheel Bearings
  F15084	24			Fersa	Tapered Roller Bearings
  F608	8	22	7	FBJ	Deep Groove Ball Bearings
  GE30-KRR-B-FA164	30	62	48,5	INA	Deep Groove Ball Bearings
  GEZ 95 ES	95,25	149,23	83,34	ISB	Plain Bearings
  NATV 20	20	47	24	SKF	Cylindrical Roller Bearings
  NUP18/1320	1320	1600	122	ISO	Cylindrical Roller Bearings
  NUP2238EM	190	340	92	NSK	Cylindrical Roller Bearings
  NUP2972	360	480	72	CX	Cylindrical Roller Bearings
  SM1009K	14,2875	40	27,78	Timken	Deep Groove Ball Bearings
  UCFL211	55			NACHI	Bearing Units
  S6210	50	90	20	FAG	DEEP GROOVE BALL BEARINGS
  6310.2RS	50	110	27	SKF	DEEP GROOVE BALL BEARINGS
  RMS-3-LL	.3750	1.5000	.5625	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SUP-16	1.0000	1.5625	2.2500	CONSOLIDATED	EXTRA CAPACITY LINEAR RECIRCULATING BALL BEARINGS