2540-01-436-0770 ARMOR,SUPPLEMENTAL,SMALL ARMS-FR Index 2510-01-436-0772 HINGE,DOOR,VEHICULAR

National Stock Number:
4730-01-436-0771

Federal Supply Class:
4730

National Item Identification Number:
014360771

Description:
NIPPLE,BOSS

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:
07A314UED081W025NORTHROP GRUMMAN SYSTEMS CORP
32395UED0814397FABER ENTERPRISES, INC.
AA5017-0806581ALLAN AIRCRAFT SUPPLY CO., LLC
NA18D0852930NELSON AERO SPACE, INC.


Techincal Specification:
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
MATERIALALUMINUM ALLOY 2014 OVERALL
NOMINAL OVERALL LENGTH2.031 INCHES
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
NOMINAL THREAD SIZE0.750 INCHES FIRST END BULKHEAD
SPECIAL FEATURESDICROMATE SEAL ENTIRE FITTING EXCEPT ELECTRICAL BONDING SURFACE WHICH SHALL HAVE CHEMICAL CONVERSION COATING APPLIED
STYLE DESIGNATORFLARELESS W/ BULKHEAD THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE II,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A ALL ENDS
THREAD CLASS3A FIRST END BULKHEAD
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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