4730-00-990-1255 REDUCER,PIPE Index 4730-00-990-1259 TEE,PIPE

National Stock Number:
4730-00-990-1257

Federal Supply Class:
4730

National Item Identification Number:
009901257

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:
AS182800U583SAE INTERNATIONAL
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS219160U583SAE INTERNATIONAL
MS21916J8-50U583SAE INTERNATIONAL
AS2191681343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21916-8-5C96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS182800U583SAE INTERNATIONAL
MS21916J8-581343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21916J8-596906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL OVERALL LENGTH1.344 INCHES
NOMINAL THREAD SIZE0.750 INCHES FIRST END
NOMINAL THREAD SIZE0.500 INCHES SECOND END
REDUCER TYPECONCENTRIC
SPECIFICATION/STANDARD DATA96906-MS21916 GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072,E300,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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