4730-00-278-5451 NUT,TUBE COUPLING Index 4730-00-278-5453 NUT,TUBE COUPLING

National Stock Number:
4730-00-278-5452

Federal Supply Class:
4730

National Item Identification Number:
002785452

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:
AN805C388044AERONAUTICAL 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


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 302 OR
STEEL COMP 303S OR
STEEL COMP 303SE OR
STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLETUBE COUPLING
NUT HEIGHT0.500 INCHES NOMINAL
WIDTH ACROSS FLATS0.432 INCHES MINIMUM AND
0.451 INCHES MAXIMUM
LENGTH TO SHOULDER0.323 INCHES MINIMUM AND
0.333 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.257 INCHES MINIMUM AND
0.261 INCHES MAXIMUM
FABRICATION METHODMACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.188 INCHES
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN805C3
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-DTL-6001


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