3020-00-434-6350 GEAR CLUSTER Index 4820-00-434-6354 VALVE,ANGLE

National Stock Number:
4730-00-434-6352

Federal Supply Class:
4730

National Item Identification Number:
004346352

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:
AS5172-0820L0U583SAE INTERNATIONAL
AS5172-0820L81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE-AS48750U583SAE INTERNATIONAL
MS24397-1896906MILITARY 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-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1137 OVERALL
NOMINAL OVERALL LENGTH1.344 INCHES
NOMINAL THREAD SIZE0.750 INCHES FIRST END
NOMINAL THREAD SIZE1.625 INCHES SECOND END
REDUCER TYPECONCENTRIC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A SECOND END
THREAD CLASS3B FIRST END
THREAD QUANTITY PER INCH12 FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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