d - 17 mm

Fw - 22 mm

D - 30 mm

B - 23 mm

C - 23 mm

r5 min. - 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：2025-04-22
• Application:key lock,tray industry,food sterilization,boring bar boring bar,sample cup,garbage disposal,sheet industry,Cylinder Micro,Solenoid Valves,gantry processing,hydraulic cylinder
• Similar models:Timken RNA6903 NTN NA6903R CRAFT NA6903 IKO RNA6903UU IKO NA6903 NTN RNA6903R ZEN RNA6903 INA NA6903-XL Timken NA6903 KOYO RNA6903
• BEARING POWER International Trading Co.,Ltd. specialize in NA6903 products，there is large inventory of KOYO NA6903 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA6903 Which KOYO 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
  239/750 KCW33+H39/750	750	1000	185	ISO	Spherical Roller Bearings
  3NC 7202 FT	15	35	11	KOYO	Angular Contact Ball Bearings
  6230 ZZ	150	270	45	CX	Deep Groove Ball Bearings
  6918VV	90	125	18	NSK	Deep Groove Ball Bearings
  6960	300	420	56	KOYO	Deep Groove Ball Bearings
  95475/95925	120,65	234,95	63,5	NSK	Cylindrical Roller Bearings
  B10-50D	10	27	11	PFI	Deep Groove Ball Bearings
  B7007-E-2RSD-T-P4S	35	62	14	FAG	Angular Contact Ball Bearings
  BK2538	25	32	38	KOYO	Needle Roller Bearings
  CSXD080	203,2	228,6	12,7	INA	Deep Groove Ball Bearings
  HK1810	18	24	10	CX	Cylindrical Roller Bearings
  M-1881	28,575	34,925	12,7	NSK	Needle Roller Bearings
  NCF3006 V	30	55	19	CX	Cylindrical Roller Bearings
  NJ307	35	80	21	FBJ	Cylindrical Roller Bearings
  NNU4956 V	280	380	100	CX	Cylindrical Roller Bearings
  VEX 20 /S/NS 7CE3	20	42	12	SNFA	Angular Contact Ball Bearings
  UKFX09+H2309	40			NACHI	Bearing Units
  SN610	45		70	SKF	PILLOW BLOCKS
  FT-19	1.6250	2.9687		Andrews	THRUST BALL BEARINGS
  SN-217..1217	85	-	90	CONSOLIDATED	PILLOW BLOCKS