d - 17 mm

Fw - 22 mm

D - 30 mm

B - 13 mm

C - 13 mm

r5 min. - 0,3 mm

Weight - 0,039 Kg

Basic dynamic load rating (C) - 11,5 kN

Basic static load rating (C0) - 15,1 kN

(Grease) Lubrication Speed - 12000 r/min

(Oil) Lubrication Speed - 19000 r/min

• Model Number: NA4903
• Inner Diameter：17mm Outer Diameter：30mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:Garment Accessories,electric hydraulic lifting platform,die casting mold,Material handling equipment,Traffic Fire Protection Equipment Security equipment,construction machinery and equipment,packaging machinery,packaging materials,Animal Tracking,sheet industry,leather processing
• Similar models:IKO RNA4903UU CX RNA4903-2RS CRAFT NA4903-2RS NBS RNA4903 NBS NA4903 NSK RNA4903TT INA NA4903-RSR CX NA4903-2RS SKF RNA4903RS KOYO NA4903,2RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4903 products，there is large inventory of MPZ NA4903 . We has been built up long-term cooperation with MPZ company, could make a bulk order of the NA4903 Which MPZ NA4903 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.

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  248/530 K30	530	650	118	ISB	Spherical Roller Bearings
  42375/42584	95,25	148,43	28,575	CX	Tapered Roller Bearings
  71956 A	280	380	46	ISB	Angular Contact Ball Bearings
  7221B	105	190	36	CYSD	Angular Contact Ball Bearings
  81122-TV	110	145	25	INA	Thrust Roller Bearings
  EX310	50	110	66,6	SNR	Deep Groove Ball Bearings
  LMEFM60UU	60	90		Samick	Linear Bearings
  NJ2212-E-M6	60	110	28	NKE	Cylindrical Roller Bearings
  NNF5044PP	220	340	160	ZEN	Cylindrical Roller Bearings
  SL045017	85	130	60	ISO	Cylindrical Roller Bearings
  UC207-21L3	33,3375	72	42,9	KOYO	Deep Groove Ball Bearings
  UCC326	130		135	FYH	Bearing Units
  USPLE207	35			SNR	Bearing Units
  W 61813-2RS1	85	65	10	SKF	Deep Groove Ball Bearings
  W 63800	19	10	7	SKF	Deep Groove Ball Bearings
  N1048K.M1.SP	240	360	56	FAG	CYLINDRICAL ROLLER BEARINGS
  RA103RR2	1.2500	2.4409	.6299	FAF	BALL BEARINGS
  SN518	80		100	STEYR	PILLOW BLOCKS
  6022-ZNR	110	170	28	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  RL-24	3.0000	5.7500	1.0625	CONSOLIDATED	SELF