Fw - 55 mm

D - 72 mm

E - 63 mm

C - 40 mm

r min. - 0,6 mm

Da max. - 68 mm

db - 62,4 mm

ra max. - 0,6 mm

Db - 55,8 mm

Weight - 0,425 Kg

Basic dynamic load rating (C) - 66,5 kN

Basic static load rating (C0) - 140 kN

(Grease) Lubrication Speed - 4 800 r/min

(Oil) Lubrication Speed - 7 500 r/min

• Model Number: RNAO-55×72×40ZW
• Inner Diameter：55mm Outer Diameter：63mm Width：40mm
• Type：Needle Roller Bearings
• Update date：2026-03-17
• Application:tooth filling,forklift truck,walking Food processing machinery and equipment,tobacco machinery,nail products,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,non-ferrous metal alloy,inorganic chemical,hydraulic pump,Pump,engineering machine
• Similar models:NTN RNA0-55X72X40ZW KOYO AXK120155 JNS RNAFW557240 ISO K55X61X30 KOYO K50X55X30 INA K55X63X32 NSK J-55 Timken AX65578 SKF NK55/25 CX K50x55x17
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• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  3381/3320-B	38,1	80,167	30,391	Timken	Tapered Roller Bearings
  52228	143	200	81	CX	Thrust Ball Bearings
  61930	150	210	28	SIGMA	Deep Groove Ball Bearings
  6913	65	90	13	NACHI	Deep Groove Ball Bearings
  71915 ACD/P4AL	105	75	16	SKF	Angular Contact Ball Bearings
  90BTR10H	90	140	22,5	NSK	Angular Contact Ball Bearings
  BRI 325228	50,8	82,55	44,7	IKO	Needle Roller Bearings
  E5032NRNT	160	240	109	NACHI	Cylindrical Roller Bearings
  HCB7020-C-2RSD-T-P4S	100	150	24	FAG	Angular Contact Ball Bearings
  M12649/610	21,43	50,005	17,526	ISB	Tapered Roller Bearings
  NN3048C1NAP4	240	360	92	NTN	Cylindrical Roller Bearings
  PCJT40-N	40			INA	Bearing Units
  WS22207-E1-2RSR	35	72	28	FAG	Spherical Roller Bearings
  ARNB90180	90	180		NADELLA	NEEDLE BEARINGS
  NA2030	30	52	22	NADELLA	NEEDLE BEARINGS
  30307	35	80	21	SNR	TAPERED ROLLER BEARINGS
  NTHA-3258				Torrington	THRUST ROLLER BEARINGS
  SY15/16TF	1.3125			SKF	PILLOW BLOCKS
  FPCB900	9.0000	9.6250	.3125	SKF	DEEP GROOVE BALL BEARINGS
  SN-217..22217	85	-	90	CONSOLIDATED	PILLOW BLOCKS