4720-00-684-3523 HOSE,AIR DUCT Index 4730-00-684-3528 REDUCER,BOSS

National Stock Number:
4730-00-684-3527

Federal Supply Class:
4730

National Item Identification Number:
006843527

Description:
UNION,TUBE

Detail:
A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.


Manufacturer Information:
MS21902D200624EATON AEROQUIP LLC
MS21902D20U583SAE INTERNATIONAL
SAE-AS182800U583SAE INTERNATIONAL
MS21902D296906MILITARY 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
LEG LENGTH0.375 INCHES NOMINAL ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-268,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL OVERALL LENGTH1.062 INCHES
NOMINAL THREAD SIZE0.312 INCHES ALL ENDS
STYLE DESIGNATORFLARELESS W/ CENTER WRENCHING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENTANODIZE INSIDE
SURFACE TREATMENTANODIZE OUTSIDE
THREAD CLASS3A ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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