4730-00-554-7396 ADAPTER,STRAIGHT,TUBE TO BOSS Index 4730-00-554-7398 SLEEVE,CLINCH,TUBE FITTING

National Stock Number:
4730-00-554-7397

Federal Supply Class:
4730

National Item Identification Number:
005547397

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:
156/1K7018WELLMAN GROUP
156/1K7739ATMOSPHERE CONTROL INTERNATIONAL
AS182800U583SAE INTERNATIONAL
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS219210U583SAE INTERNATIONAL
AS2192181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS8128081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
BACN10CS06D81205THE BOEING COMPANY
M521921-6DK3784MARSHALL OF CAMBRIDGE AEROSPACE LIMITED
MS21921-6D00624EATON AEROQUIP LLC
MS21921-6D01276EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
MS21921-6D03647GLOBE AEROSPACE INC
MS21921-6D45681PARKER-HANNIFIN CORPORATION
MS21921-6D50948PARKER HANNIFIN CORP STRATOFLEX DIV AIRCRAFT FITTINGS OPN
MS21921-6D79470DANA CORP WEATHERHEAD DIV
MS21921-6D96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21921-6DK3784MARSHALL OF CAMBRIDGE AEROSPACE LIMITED
MS21921-6DR1120SATAIR A/S
MS21921-6W0U583SAE INTERNATIONAL
MS21921-6W81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21921-6W96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21921D696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21921W696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS182800U583SAE INTERNATIONAL
VSF1212-6WW92215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
FABRICATION METHODMACHINED
LENGTH TO SHOULDER0.578 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
NOMINAL THREAD SIZE0.562 INCHES
NOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES
NUT HEIGHT0.800 INCHES NOMINAL
NUT STYLETUBE COUPLING
SEAT ANGLE45.00 DEGREES NOMINAL
SMALLEST INSIDE DIAMETER0.425 INCHES NOMINAL
SPECIFICATION/STANDARD DATA81343-AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
SURFACE TREATMENTANODIZE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD QUANTITY PER INCH18
THREAD SERIESUNF


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us