d - 45 mm

D - 68 mm

B - 23 mm

C - 22 mm

F - 52 mm

r_min - 0,6 mm

m - 290 g / Weight

C_r - 43000 N / Dynamic load rating (radial)

C_0r - 59000 N / Static load rating (radial)

C_ur - 9700 N / Fatigue limit load, radial

n_{G Fett} - 3900 1/min / Limiting speed for grease lubrication

dimension series 49, lip seal on one side

• Model Number: NA4909-RSR
• Inner Diameter：45mm Outer Diameter：68mm Width：23mm
• Type：Needle Roller Bearings
• Update date：2025-04-20
• Application:industrial equipment,Laser Devices,Anti-defibrillation pacing,other lathe,ultra-quiet generators,packaging materials,Pneumatic Actuator,Food testing,casting embedding,noise reduction equipment,powder metallurgy
• Similar models:ISO NA4909 NTN NA4909R NSK NA4909 IKO NA4909UU JNS RNA4909UU Timken RNA4909.2RS INA NA4909-XL KOYO RNA4909.2RS NTN RNA4909S SKF RNA4909.2RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4909-RSR products，there is large inventory of INA NA4909-RSR . We has been built up long-term cooperation with INA company, could make a bulk order of the NA4909-RSR Which INA NA4909-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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  1311	55	120	29	KOYO	Self-Aligning Ball Bearings
  3NCHAR920	100	140	20	KOYO	Angular Contact Ball Bearings
  3TM-SC1226C3	60	83,5	8	NTN	Deep Groove Ball Bearings
  51204	20	40	14	ISB	Thrust Ball Bearings
  51322	110	190		ISO	Thrust Ball Bearings
  BS2-2224-2CS5K/VT143	120	215	69	SKF	Spherical Roller Bearings
  E33108J	40	75	26	NACHI	Tapered Roller Bearings
  ESFE203	17			SNR	Bearing Units
  HM212049/10	66,675	122,238	38,1	CX	Tapered Roller Bearings
  NK21/20R	21	29	20	NTN	Needle Roller Bearings
  NBL.20.0844.201-2PPN	735	947	56	ISB	Thrust Ball Bearings
  NUP2226	130	230	64	AST	Cylindrical Roller Bearings
  S71919 CB/P4A	130	95	18	SKF	Angular Contact Ball Bearings
  W 628/6 R-2RS1	13	6	5	SKF	Deep Groove Ball Bearings
  W6304-ZZ	20	52	22,2	CYSD	Deep Groove Ball Bearings
  30324A	120	260	55	FAG	TAPERED ROLLER BEARINGS
  01/02/7308	40	90	23	RIV	TAPERED ROLLER BEARINGS
  IR-081212	.5000		.7600	Torrington	NEEDLE BEARINGS
  NUTR210X	50	90	32	NTN	NEEDLE BEARINGS
  CRM24	3.0000	7.0000	1.5625	SKF	CYLINDRICAL ROLLER BEARINGS