4730-00-057-3119 COUPLING HALF,QUICK DISCONNECT Index 5310-00-057-3122 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
4730-00-057-3120

Federal Supply Class:
4730

National Item Identification Number:
000573120

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:
S6135-22077-00178286SIKORSKY AIRCRAFT CORPORATION
S6135-22077-178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
CONNECTION STYLEGASKET SEAL (BOSS) 1ST END
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION TYPETHREADED INTERNAL BOSS 1ST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL OVERALL LENGTH1.148 INCHES
NOMINAL THREAD SIZE0.625 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
REDUCER TYPECONCENTRIC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENTANODIZE INSIDE
SURFACE TREATMENTANODIZE OUTSIDE
THREAD CLASS3A 2ND END
THREAD CLASS3B 1ST END
THREAD SERIES DESIGNATORUNF 1ST END
THREAD SERIES DESIGNATORUNF 2ND END


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