NSN 4730-00-057-4554

Part Details | BOSS REDUCER

4730-00-057-4554 A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes BUSHING (as modified).

Alternate Parts: AN89331D, AN893-31D, MS24397D31, MS24397D31, MS24397D31, MS24397D31, MS24397D31, MS24397D31, MS24397D31, MS24397D31, AS4875, AS5172D04101, AS5172D0410L, AS5172, 4730-00-057-4554, 00-057-4554, 4730000574554, 000574554

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-057-455423541 ( REDUCER, BOSS )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4730-00-057-4554
Part Number Cage Code Manufacturer
AN893-31D88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
MS24397D3106581ALLAN AIRCRAFT SUPPLY CO, LLC
MS24397D3171563COLLINS ENGINEERING CORP
MS24397D3122995CROWN FITTING CO INC
MS24397D3114798DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA
MS24397D3100624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
MS24397D3114397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
MS24397D3113899HYDRO FITTING MANUFACTURINGCORPORATION
MS24397D3196906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
AS487581343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5172D0410181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5172D0410L81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS517281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-057-4554
Characteristic Specifications
NOMINAL OVERALL LENGTH0.844 INCHES
REDUCER TYPE CONCENTRIC
SPECIAL FEATURESTHREE 0.065 IN.MIN,0.075 IN.MAX DIA HOLES DRILLED THROUGH HEX CORNERS,0.156 IN. FROM FIRST END;WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONAIRCRAFT, STRATOFORTRESS B-52