d - 17 mm

F - 22 mm

D - 30 mm

B - 14 mm

C - 13 mm

Weight - 0,04 Kg

Basic dynamic load rating (C) - 8,36 kN

Basic static load rating (C0) - 10,45 kN

(Oil) Lubrication Speed - 8 550 r/min

• Model Number:NA 4903 RS
• Inner Diameter：17mm Outer Diameter：30mm Width：14mm
• Type：Needle Roller Bearings
• Update date：2025-12-28
• Application:plastic blow molding,rock drilling machinery,tube,agricultural testing and analysis equipment and related,scientific instruments,medical Equipment,Low-voltage electrical equipment,rolling mill roll neck and slowdown device,forming machine,die casting mold,other rubber
• Similar models:ISO RNA4903-2RS IKO RNA4903U JNS NA4903UU Timken NA4903 ISO NA4903-2RS NSK RNA4903 NTN RNA4903LL IKO NA4903 CRAFT NA4903 JNS RNA4903
• BEARING POWER International Trading Co.,Ltd. specialize in NA4903RS products，there is large inventory of NBS NA 4903 RS . We has been built up long-term cooperation with NBS company, could make a bulk order of the NA 4903 RS Which NBS NA4903RS 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
  1308EKTN9+H308	35	90	23	SKF	Self-Aligning Ball Bearings
  2208E-2RS1TN9	40	80	23	SKF	Self-Aligning Ball Bearings
  22313EMW33	65,000	140,000	48,000	SNR	Thrust Roller Bearings
  344W	220	460	88	Timken	Deep Groove Ball Bearings
  6011/HR22Q2	55	90	18	SKF	Deep Groove Ball Bearings
  71913 C	65	90	13	ISO	Angular Contact Ball Bearings
  7217DF	85	150	28	CYSD	Angular Contact Ball Bearings
  HCS71922-C-T-P4S	110	150	20	FAG	Angular Contact Ball Bearings
  L29002/L29001	77	128,064	37,6	Fersa	Tapered Roller Bearings
  LMFP60LUU	60	90		Samick	Linear Bearings
  PB 12	12	30	16	IKO	Plain Bearings
  R4	6,35	15,875	4,978	ISB	Deep Groove Ball Bearings
  T-HM266447/HM266410G2	381	546,1	104,775	NTN	Tapered Roller Bearings
  TSF 22	22	42	28	ISB	Plain Bearings
  UCC326	130		135	NACHI	Bearing Units
  UCP212	60		65.1	NACHI	Bearing Units
  UCPA205-16	25,4		34,1	KOYO	Bearing Units
  NJ234E	170	310	52	STEYR	CYLINDRICAL ROLLER BEARINGS
  607LLU	7	19	6	NTN	DEEP GROOVE BALL BEARINGS
  94628	1.1250	1.6250	1.7500	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES