NSN 4730-00-278-8391

Part Details | BOSS REDUCER

4730-00-278-8391 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: MS21916128, MS21916-12-8, MY20758002, MY20-758-002, MS21916128, MS21916-12-8, 4730002788391, WAS21916, MS21916128, MS21916-12-8, MS21916128, MS21916-12-8, MS21916128, MS21916-12-8, MS21916128, MS21916-12-8, MS21916128, MS21916-12-8, AS21916128, AS21916-12-8, AS21916, AS18280, 4730-00-278-8391, 00-278-8391, 4730002788391, 002788391

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-278-839123541 ( REDUCER, BOSS )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4730-00-278-8391
Part Number Cage Code Manufacturer
MS21916-12-879470DANA CORPWEATHERHEAD DIV
MY20-758-002F6117DASSAULT AVIATION
MS21916-12-814798DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA
4730002788391SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
WAS2191608199EATON AEROSPACE
MS21916-12-800624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
MS21916-12-896906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21916-12-850948PARKER HANNIFIN CORPSTRATOFLEX DIV AIRCRAFT FITTINGS OPN
MS21916-12-845681PARKER-HANNIFIN CORPORATIONDIV CORPORATE HEADQUARTERS
MS21916-12-8R1120SATAIR A/S
AS21916-12-881343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS2191681343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 4730-00-278-8391
Characteristic Specifications
NOMINAL OVERALL LENGTH1.625 INCHES
REDUCER TYPE CONCENTRIC
SPECIAL FEATURESGRUMMAN A-10 AIRCRAFT
SPECIFICATION/STANDARD DATA96906-MS21916 GOVERNMENT STANDARD