>> P.228
NEEDLEROLLERBEARINGSWITHSEPARABLECAGEWithInnerRingShaftdia.6-25mmShaftdia.mm679101215172025IdentificationnumberNAFNAFNAF617107201292212NAF102213NAFW102220NAF102612NAF122413NAFW122420NAF122812NAF152813NAFW152826NAF153212173013NAFNAFW173026NAF173516NAFW173532203517NAFNAFW203526NAF203716NAFW203732254017NAFNAFW254026NAF254216NAFW254232Mass(Ref.)g13.522.52426403629.545.54038.577.550.542.584.577.5155741147915887.513594186BoundarydimensionsmmStandardmountingdimensionsmmd679101010121212151515171717172020202025252525D172022222226242428282832303035353535373740404242(1)rsminFwdbDadaMax.Min.Max.0.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.310101214141416161620202022222222252525253030303012.413.515.517.617.619.419.619.621.423.623.625.425.625.627.827.829.529.530.430.434.534.535.435.415182020202422222626263028283333333335353838404089111212121414141717171919191922222222272727279.79.711.5131313151515191919212121212424242429292929Db10.410.412.414.614.614.616.616.616.620.620.620.622.622.622.622.625.625.625.625.630.630.630.630.6C101212132012132012132612132616321726163217261632Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof50%ofthisvalueisallowable.Remarks1.NAFhasnooilhole.NAFWisprovidedwithanoilgrooveandanoilholeontheouterring.2.Nogreaseisprepacked.Performproperlubrication.D89
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