d - 45 mm

Fw - 52 mm

D - 68 mm

B - 22 mm

C - 22 mm

r min. - 0,6 mm

da min. - 49 mm

da max - 51 mm

Da max. - 64 mm

S - 0,5 mm

Weight - 0,285 Kg

Basic dynamic load rating (C) - 43,5 kN

Basic static load rating (C0) - 73,3 kN

Limiting speed - 7 500 r/min

• Model Number: NA 4909
• Inner Diameter：45mm Outer Diameter：68mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2025-04-21
• Application:industrial equipment,shoe-making machinery,Technical Equipment,vertical processing,top industry,rolling machine,Spectrum Products,Spectrum Products,Low-voltage electrical equipment,Dental Drill etc,decoration machinery
• Similar models:Timken RNA4909.2RS CX NA4909 NTN RNA4909LL IKO RNA4909 NSK NA4909 KOYO NA4909 NTN NA4909R Timken RNA4909RS NBS NA4909 Timken NA4909
• BEARING POWER International Trading Co.,Ltd. specialize in NA4909 products，there is large inventory of IKO NA 4909 . We has been built up long-term cooperation with IKO company, could make a bulk order of the NA 4909 Which IKO NA4909 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
  230RF92	230	387		Timken	Cylindrical Roller Bearings
  32304	20	52	22,25	ISO	Tapered Roller Bearings
  607	7	19	6	ISB	Deep Groove Ball Bearings
  6208LLB	40	80	18	NTN	Deep Groove Ball Bearings
  7004 B-UX	20	42	24	CX	Angular Contact Ball Bearings
  9121K	105	160	26	Timken	Deep Groove Ball Bearings
  FYRP 2 3/16-18	55,562	82,55	127	SKF	Bearing Units
  HK2016	20	26	16	CRAFT	Needle Roller Bearings
  N1017RSZTP	85	118	22	NSK	Cylindrical Roller Bearings
  NN 3021	105	146	41	NSK	Cylindrical Roller Bearings
  R140.24				SNR	Wheel Bearings
  S7008 CD/P4A	68	40	15	SKF	Angular Contact Ball Bearings
  SF683-2Z	3	7	3	ZEN	Deep Groove Ball Bearings
  UCTU209+WU700	45		19.2	NACHI	Bearing Units
  31304	20	52	15	FAG	TAPERED ROLLER BEARINGS
  250RU91	250	410	111.1	Torrington	CYLINDRICAL ROLLER BEARINGS
  UCF206S6PL	30			FYH	THERMOPLASTIC PILLOW BLOCKS
  ER-35	3.9370	2.1875	1.1875	McGill	BALL BEARING
  751118MSP/5				CONSOLIDATED	ANGULAR CONTACT THRUST BALL BEARINGS
  6304-2RSNR	20	52	15	CONSOLIDATED	DEEP GROOVE BALL BEARINGS