4730-00-289-2776 REDUCER,BOSS Index 4710-00-289-2779 TUBE,METALLIC

National Stock Number:
4730-00-289-2777

Federal Supply Class:
4730

National Item Identification Number:
002892777

Description:
REDUCER,BOSS

Detail:
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).


Manufacturer Information:
215-26435-180378TRIUMPH AEROSTRUCTURES, LLC
3117151001JKEMBRAER S.A. DBA EMBRAER
ER894D4-379470DANA CORP WEATHERHEAD DIV
ER919D4-379470DANA CORP WEATHERHEAD DIV
3117151FB459EMBRAER AVIATION INTERNATIONAL
3117151S4956EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA
MS21916D4-300624EATON AEROQUIP LLC
MS21916D4-303647GLOBE AEROSPACE INC
MS21916D4-30U583SAE INTERNATIONAL
MS21916D4-314397FABER ENTERPRISES, INC.
MS21916D4-379470DANA CORP WEATHERHEAD DIV
MS21916D4-396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21916-4-396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21916D4-3R1120SATAIR A/S
SAE-AS182800U583SAE INTERNATIONAL


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDSEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDSTHREADED EXTERNAL BOSS ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 6,CL 2,GOLD MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 OVERALL
MAXIMUM OPERATING TEMP225.0 FAHRENHEIT FIRST RESPONSE225.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT SECOND RESPONSE-65.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS SECOND RESPONSEHYDRAULIC FLUID FIRST RESPONSE
NOMINAL OVERALL LENGTH1.141 INCHES
NOMINAL THREAD SIZE0.438 INCHES FIRST END0.438 INCHES FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END0.375 INCHES SECOND END
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
REDUCER TYPECONCENTRICCONCENTRIC
SPECIFICATION/STANDARD DATA96906-MS21916 GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A ALL ENDS3A ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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