d - 17 mm

D - 30 mm

B - 14 mm

C - 13 mm

F - 22 mm

r_min - 0,3 mm

m - 40 g / Weight

C_r - 10000 N / Dynamic load rating (radial)

C_0r - 11000 N / Static load rating (radial)

C_ur - 2180 N / Fatigue limit load, radial

n_{G Fett} - 9000 1/min / Limiting speed for grease lubrication

dimension series 49, lip seal on one side

• Model Number: NA4903-RSR
• Inner Diameter：17mm Outer Diameter：30mm Width：14mm
• Type：Needle Roller Bearings
• Update date：2025-12-13
• Application:position switch,medical equipment,bag machine,plastic molding,molding machine,gear type,sheet industry,axle lathe,instrument,hook,inorganic chemical
• Similar models:CX NA4903 NBS NA49032RS ISO NA4903-2RS INA RNA4903-2RSR Timken RNA4903 NTN RNA4903R CRAFT NA4903 SKF RNA4903.2RS CX NA4903-2RS KOYO NA4903
• BEARING POWER International Trading Co.,Ltd. specialize in NA4903-RSR products，there is large inventory of INA NA4903-RSR . We has been built up long-term cooperation with INA company, could make a bulk order of the NA4903-RSR Which INA NA4903-RSR 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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  23996 KCW33+AH3996	480	650	128	ISO	Spherical Roller Bearings
  2LA-BNS912ADLLBG/GNP42	60	85	13	NTN	Angular Contact Ball Bearings
  AST11 2025	20	23		AST	Plain Bearings
  NA2025	25	47	22	Timken	Needle Roller Bearings
  NJ2310	50	110	40	FBJ	Cylindrical Roller Bearings
  W 61809 R-2Z	45	58	7	SKF	Deep Groove Ball Bearings
  UK306+H-15	23,8125	72	38	SNR	Deep Groove Ball Bearings
  BK1412	20		12	FAG	NEEDLE BEARINGS
  FX5/32ZZ	.1562	.3125	.1250	ADR	DEEP GROOVE BALL BEARINGS
  XLS-171/2	17.5000	23.5000	3.0000	HOFF	DEEP GROOVE BALL BEARINGS
  FG2552EE	25	52	25	NADELLA	NEEDLE BEARINGS
  RMS-15	1.8750	4.5000	1.0625	STEYR	DEEP GROOVE BALL BEARINGS
  NU-2020E	100	150	30	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  N-421	105	260	60	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  AH-3140x190	200	190		CONSOLIDATED	WITHDRAWAL SLEEVES
  71916TGP/4-2RS	80	110	16	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  HMV-38I			50	CONSOLIDATED	HYDRAULIC NUTS