4730-00-978-6972 ADAPTER,STRAIGHT,TUBE TO BOSS Index 5925-00-978-6974 COVER,CIRCUIT BREAKER

National Stock Number:
4730-00-978-6973

Federal Supply Class:
4730

National Item Identification Number:
009786973

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:
MS21915-12-10C96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21915-16-10C0U583SAE INTERNATIONAL
SAE-AS182800U583SAE INTERNATIONAL
MS21915-16-10C96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MATERIALSTEEL COMP 316 OR
STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI 316/SAE 30316 FED STD 1ST MATERIAL RESPONSE OR
66,AISI 304/SAE 30304 FED STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND
QQ-P-35,TY 1 FED SPEC 2ND TREATMENT RESPONSE INSIDE
MIL-F-14072,E300,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL BOSS 1ST END
THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLEGASKET SEAL (BOSS) 1ST END
EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
THREAD SERIES DESIGNATORUNJ 1ST END
UNJF 2ND END
NOMINAL THREAD SIZE1.312 INCHES 1ST END
0.875 INCHES 2ND END
THREAD QUANTITY PER INCH12 1ST END
THREAD CLASS3B 1ST END
3A 2ND END
NOMINAL OVERALL LENGTH1.984 INCHES
REDUCER TYPECONCENTRIC
SPECIFICATION/STANDARD DATA96906-MS21915 GOVERNMENT STANDARD


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