4730-00-640-7189 REDUCER,BOSS Index 4730-00-640-7191 REDUCER,BOSS

National Stock Number:
4730-00-640-7190

Federal Supply Class:
4730

National Item Identification Number:
006407190

Description:
ADAPTER,STRAIGHT,TUBE TO 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:
ER894D12-1079470DANA CORP WEATHERHEAD DIV
MS21915D12-100U583SAE INTERNATIONAL
SAE-AS182800U583SAE INTERNATIONAL
MS21915D12-1079470DANA CORP WEATHERHEAD DIV
MS21915D12-1096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6,T62 OR T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
NOMINAL OVERALL LENGTH1.891 INCHES
NOMINAL THREAD SIZE0.875 INCHES FIRST END
NOMINAL THREAD SIZE1.062 INCHES SECOND END
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
REDUCER TYPECONCENTRIC
SPECIFICATION/STANDARD DATA96906-MS21915 GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A SECOND END
THREAD CLASS3B FIRST END
THREAD QUANTITY PER INCH12 FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END


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