4730-00-278-5448 NUT,TUBE COUPLING Index 4730-00-278-5450 NUT,TUBE COUPLING

National Stock Number:
4730-00-278-5449

Federal Supply Class:
4730

National Item Identification Number:
002785449

Description:
NUT,TUBE COUPLING

Detail:
AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.


Manufacturer Information:
156D20AHP5CURTISS-WRIGHT CONTROLS, INC.
AN80588044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
MIL-DTL-600181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-F-600181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
AN805-688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.625 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALCOPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,CP 21 OR 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT STYLETUBE COUPLING
NUT HEIGHT0.562 INCHES NOMINAL
WIDTH ACROSS FLATS0.744 INCHES MINIMUM AND
0.755 INCHES MAXIMUM
LENGTH TO SHOULDER0.433 INCHES MINIMUM AND
0.443 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.473 INCHES MINIMUM AND
0.477 INCHES MAXIMUM
FABRICATION METHODMACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN805-6
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-DTL-6001


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