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BEARINGSPECIFICATIONS1912-SERIESMILLERBEARINGCOMPANYINC.420PortageBlvd.BrimfeldOhio44240Phone330678-8844Fax330678-17657FEATURESThebearingsabovehave8-1764Diameterballsandretainer.Theballretainerspacestheballsandeliminatescontactrictionbetweentheballsallow-inghigheroperatingspeedwhilesignicantlyreducingthenoiselevelotheconveyorsystem.Fdesignatesaplasticinsertwhichactstoquietthebearingalsoallowingittobere-greased.MFdesignatesanallmetalinnerrace.Theuniqueribeature1912SeriesonlyisdesignedtohelpaccommodatethevariationsintubingI.D.tolerances.Thesebearingsmaybeorderedwithlightoilorgreasepackedlubricant.SThesebearingscomestandardwitharonteltseal.TaddedtotheendothepartnumberdesignatesaTefon1sealaddedtotherontothebearing.P1912seriesonlyaddedtotheendothepartnumberdesignatesanylatronsealaddedtothebackothebearing.AandA1DimensionTolerance0.010-0.000BearingNumberAA1BCDEBoreLoadRatingF-1912-7HS1.7151.670173273223321.8000.4510.450Hex428F-1916-7HS1.775NA356473249641.9000.4510.450Hex428MF-1912-7HS1.7151.670173273223321.8000.4510.450Hex428MF-1916-7HS1.775NA356473249641.9000.4510.450Hex4281TefonisatrademarkoDuPont