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：2025-12-16
• Application:electromagnetic clutch,Animal Tracking,Anti-defibrillation pacing,tapping machine,top industry,forming machine,chromatography,set bacteria instrument,vacuum suction cup,hydraulic pump,motorcycle
• Similar models:NSK NA6903 NBS NA6903 ISO RNA6903 CX RNA6903 JNS RNA6903 SKF RNA6903 IKO RNA6903U INA RNA6903-XL CRAFT NA6903-2RS NTN NA6903R
• 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
  1202S	15	35	11	NTN	Self-Aligning Ball Bearings
  22264 KCW33+H3164	320	580	150	CX	Spherical Roller Bearings
  5S-2LA-HSE904CG/GNP42	20	37	9	NTN	Angular Contact Ball Bearings
  628-RZ	8	24	8	SKF	Deep Groove Ball Bearings
  688-2RSW6	8	16	6	ZEN	Deep Groove Ball Bearings
  7006 ACB/P4A	55	30	13	SKF	Angular Contact Ball Bearings
  BAM 3416	53,975	63,5	25,4	IKO	Needle Roller Bearings
  FR2-6	3,175	9,525	2,779	ISO	Deep Groove Ball Bearings
  NJ 2216 ECP	140	80	33	SKF	Thrust Ball Bearings
  NNF5036PP	180	280	136	ZEN	Cylindrical Roller Bearings
  PW54960051CSHD	54	96	51	PFI	Angular Contact Ball Bearings
  RN2340-EX-MPBX	200	377	138	FAG	Cylindrical Roller Bearings
  L15RA500	5.0000	5.6250	.3125	FAG	ANGULAR CONTACT BALL BEARINGS
  NAF12x24x13	12	24	13	FAG (Old No.)	NEEDLE BEARINGS
  SN206with2206	30	-	52	SKF	PILLOW BLOCKS
  KC042ARO	4.2500	5.0000	.3750	KAYDON	ANGULAR CONTACT BALL BEARINGS
  HK1516-2RS	21		16	INA	NEEDLE BEARINGS
  KBZ16OP	1.0000	1.5625	2.2500	INA	LINEAR RECIRCULATING BALL BEARINGS
  RBNA162222	22		22	SKF (Old No.)	NEEDLE BEARINGS
  LS2035	20	35		CONSOLIDATED	THRUST NEEDLE BEARINGS