4730-00-257-4925 ADAPTER,STRAIGHT,HOSE TO BOSS Index 4730-00-257-4927 ADAPTER,STRAIGHT,HOSE TO BOSS

National Stock Number:
4730-00-257-4926

Federal Supply Class:
4730

National Item Identification Number:
002574926

Description:
ADAPTER,STRAIGHT,HOSE TO BOSS

Detail:
AN ADAPTER HAVING STANDARD HOSE THREADS ON ONE END, AN INCOMPLETE PART OF A THREADED END CONNECTION THAT GRIPS THE HOSE DIRECTLY, OR AN UNTHREADED END DESIGNED TO ACCOMMODATE A HOSE. THE OTHER END HAS EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. IT IS DESIGNED TO JOIN A HOSE OR HOSE FITTING TO A BOSS OR BOSS FITTING IN A STRAIGHT LINE ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. SEE ALSO COUPLING, HOSE AND CONNECTOR, HOSE, BULKHEAD. EXCLUDES ITEMS HAVING FLANGED ENDS.


Manufacturer Information:
MILH2413581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILH24135L103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
CONNECTION STYLEGRIPPING NIPPLE (NOSE) 1ST END
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION TYPETHREADED EXTERNAL HOSE GRIPPING 1ST END
CRITICALITY CODE JUSTIFICATIONZZZX
DEPARTURE FROM CITED DESIGNATORQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
FURNISHED ITEMS AND QUANTITY1 HOSE COUPLING NUT
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED2.022 INCHES 1ST END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED1.251 INCHES 1ST END
NOMINAL OVERALL LENGTH5.500 INCHES
NOMINAL THREAD SIZE2.750 INCHES 2ND END
NONDEFINITIVE SPEC/STD DATAC TYPE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY A OVERALL
THREAD QUANTITY PER INCH12 2ND END
THREAD SERIES DESIGNATORUN 2ND END
THREAD CLASS3A 2ND END


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