d - 17 mm

Fw - 22 mm

D - 30 mm

B - 23 mm

C - 23 mm

r - 0,6 mm

S - 1 mm

Weight - 0,084 Kg

Basic dynamic load rating (C) - 19,8 kN

Basic static load rating (C0) - 30,6 kN

(Grease) Lubrication Speed - 20000 r/min

(Oil) Lubrication Speed - 13000 r/min

• Model Number: NA6903
• Inner Diameter：17mm Outer Diameter：30mm Width：23mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:Dental Equipment,Laser Devices,joint protection,motor,fabric products,plastic molding,Insect Count,universal category,lathe,large agricultural machinery,blood cell reagent
• Similar models:NBS NA6903 IKO RNA6903 INA RNA6903 ZEN RNA6903 NSK NA6903 JNS NA6903UU IKO NA6903UU CX NA6903 NSK RNA6903 NBS RNA6903
• BEARING POWER International Trading Co.,Ltd. specialize in NA6903 products，there is large inventory of Timken NA6903 . We has been built up long-term cooperation with Timken company, could make a bulk order of the NA6903 Which Timken NA6903 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
  3807-2RS	35	47	10	ZEN	Angular Contact Ball Bearings
  607-2RSL	7	19	6	SKF	Deep Groove Ball Bearings
  AST20 20IB16	31,75	35,7124		AST	Plain Bearings
  7936CDB+40/GNP5	180	250	106	NTN	Angular Contact Ball Bearings
  AST850BM 11580	115	120		AST	Plain Bearings
  B-118	17,462	22,225	12,7	NSK	Needle Roller Bearings
  ES205-14	22,225	52	30,9	SNR	Deep Groove Ball Bearings
  ESF202	15			SNR	Bearing Units
  EX317-52	82,55	180	109,5	SNR	Deep Groove Ball Bearings
  FD212	60	110	37,2	CX	Deep Groove Ball Bearings
  NA4902	15	28	13	CX	Needle Roller Bearings
  NJ5219	95	170	55,56	CX	Cylindrical Roller Bearings
  NU3311	55	120	49.2	KOYO	Cylindrical Roller Bearings
  RNA5902	20	28	18	NTN	Needle Roller Bearings
  SL045052-PP	260	400	190	NBS	Cylindrical Roller Bearings
  81205			7.0	FAG	THRUST ROLLER BEARINGS
  SDAF-332	7.0000	6.0625		SKF	PILLOW BLOCKS
  R133ZZS	.0937	.1875	.0937	ISC	DEEP GROOVE BALL BEARINGS
  GT-14	2.3437	1.3125		CONSOLIDATED	THRUST BALL BEARINGS
  SPB-16-OPN	1.0000		2.8750	CONSOLIDATED	LINEAR RECIRCULATING BALL BEARINGS PILLOW BLOCKS