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：2025-12-12
• Application:Power equipment,marine analysis,Food testing,Other Measurements,ECG,natural instruments,gas turbine,Hair styling device,milling head plug,crimping tools,Seals
• Similar models:NSK NA4909 Timken NA4909 KOYO NA4909 SKF NA4909.2RS SKF RNA4909RS NTN NA4909R IKO RNA4909U JNS NA4909UU NTN RNA4909LL KOYO RNA4909.2RS
• 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
  240/1120 CW33	1120	1580	462	CX	Spherical Roller Bearings
  562952	260	336		NTN	Thrust Ball Bearings
  6007ZZ	35,000	62,000	14,000	NTN-SNR	Deep Groove Ball Bearings
  6222/C3VL0241	200	110	38	SKF	Deep Groove Ball Bearings
  6340	200	420	80	NACHI	Deep Groove Ball Bearings
  7021C	105	160	26	NTN	Angular Contact Ball Bearings
  71820 A	100	125	13	ISO	Angular Contact Ball Bearings
  71964 ACDMA/P4A	440	320	56	SKF	Angular Contact Ball Bearings
  AST50 60IB48	95,25			AST	Plain Bearings
  HM801346/HM801311	38,1	82,55	29,37	Timken	Tapered Roller Bearings
  KGA250	635	685,8	25,4	KOYO	Angular Contact Ball Bearings
  LUCE 40		40		SKF	Linear Bearings
  1119	140	95		Aetna	THRUST BALL BEARINGS
  HYDNUT610			88	FAG	HYDRAULIC NUTS
  NAPL209-28	1.7500			IPTCI	PILLOW BLOCKS
  230/1180	1180	1660	355	Torrington	SPHERICAL ROLLER BEARINGS
  180420	1.1250	1.6250	1.2500	Rollway	JOURNAL ROLLER ASSEMBLIES
  0610-080-00	80	120	165	STAR	LINEAR RECIRCULATING BALL BEARINGS
  RMS-3-L	.3750	1.5000	.5625	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  K-32x40x36	32	40	36	CONSOLIDATED	NEEDLE BEARINGS