d - 17 mm

F - 22 mm

D - 30 mm

B - 23 mm

C - 23 mm

r min. - 0,3 mm

da min. - 19 mm

da max - 21 mm

Da max. - 28 mm

Weight - 0,067 Kg

Basic dynamic load rating (C) - 20,8 kN

Basic static load rating (C0) - 32,5 kN

Limiting speed - 18 000 r/min

• Model Number: NA 6903
• Inner Diameter：17mm Outer Diameter：30mm Width：23mm
• Type：Needle Roller Bearings
• Update date：2025-12-14
• Application:forming machine,sample cup,instrument,Storage Tool,extruder,Antenna Industry,tobacco machinery,Industrial,other mold,thin metal materials,electronic components
• Similar models:NSK RNA6903TT NBS RNA6903 Timken NA6903 CX NA6903 NSK NA6903 ISO NA6903 CX RNA6903 IKO RNA6903UU Timken RNA6903 IKO RNA6903
• BEARING POWER International Trading Co.,Ltd. specialize in NA6903 products，there is large inventory of JNS NA 6903 . We has been built up long-term cooperation with JNS company, could make a bulk order of the NA 6903 Which JNS 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
  232/560-E1A-MB1	560	1030	365	FAG	Spherical Roller Bearings
  30308J	40	90	25.25	KBC	Tapered Roller Bearings
  32030	150	225	48	ISB	Tapered Roller Bearings
  4T-CR1-0826CS165#02	40	80	38	NTN	Tapered Roller Bearings
  6302ZENR	15	42	13	NACHI	Deep Groove Ball Bearings
  7010 ACE/HCP4AH1	80	50	16	SKF	Angular Contact Ball Bearings
  GE110XT/X-2RS	110	160		AST	Plain Bearings
  FR 1-5	2,38	9,119	2,779	NSK	Deep Groove Ball Bearings
  HR30305DJ	25	62	18,25	NSK	Tapered Roller Bearings
  HSS7016-E-T-P4S	80	125	22	FAG	Angular Contact Ball Bearings
  N1010RSTPKR	50	72,5	16	NSK	Cylindrical Roller Bearings
  N234-E-M1	170	310	52	FAG	Cylindrical Roller Bearings
  N40000S04H100	40	85	20	SNR	Cylindrical Roller Bearings
  NF1960	300	420	56	ISO	Cylindrical Roller Bearings
  NU214	70	125	24	FBJ	Cylindrical Roller Bearings
  PCM 121410 E	12	14	10	SKF	Plain Bearings
  1316	80	170	39	FAG	SELF
  L2310U	50	110	40	Rollway	CYLINDRICAL ROLLER BEARINGS
  SBB80-2RS	5.0000	7.7500	4.3750	IKO	SPHERICAL PLAIN BEARINGS
  A-61014	.3750	.6250	.8750	CONSOLIDATED	LINEAR RECIRCULATING BALL BEARINGS