4730-00-278-5449 NUT,TUBE COUPLING Index 4730-00-278-5451 NUT,TUBE COUPLING

National Stock Number:
4730-00-278-5450

Federal Supply Class:
4730

National Item Identification Number:
002785450

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:
61921PQF4CAE USA INC.
619236378RAYTHEON TECHNICAL SERVICES COMPANY
AN805-304998ADAMS AIRCRAFT INTERNATIONAL INC
AN805-388044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
E23901C5810DRAEGER SAFETY AG & CO. KGAA
E23901D1379B/E AEROSPACE SYSTEMS GMBH
MIL-DTL-600181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FABRICATION METHODFORGED OR MACHINED
LENGTH TO SHOULDER0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,CP 21 OR 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NOMINAL TUBE OUTSIDE DIAMETER0.188 INCHES
NUT HEIGHT0.500 INCHES NOMINAL
NUT STYLETUBE COUPLING
SMALLEST INSIDE DIAMETER0.242 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH24
WIDTH ACROSS FLATS0.432 INCHES MINIMUM AND 0.441 INCHES MAXIMUM


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