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National Stock Number:
4730-00-554-8018
Federal Supply Class:
4730
National Item Identification Number:
005548018
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.
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Manufacturer Information:
| 4730005548018 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 4730PL1603062 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | AS18280 | 0U583 | SAE INTERNATIONAL | | AS21921 | 0U583 | SAE INTERNATIONAL | | AS21921 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21921-8 | 0U583 | SAE INTERNATIONAL | | MS21921-8 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MILF18280 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21921-8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| LENGTH TO SHOULDER | 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES | | NOMINAL THREAD SIZE | 0.750 INCHES | | NUT HEIGHT | 0.860 INCHES NOMINAL | | NUT STYLE | TUBE COUPLING | | SEAT ANGLE | 45.00 DEGREES NOMINAL | | SMALLEST INSIDE DIAMETER | 0.552 INCHES MINIMUM AND 0.557 INCHES MAXIMUM | | SPECIFICATION/STANDARD DATA | 96906-MS21921 GOVERNMENT STANDARD | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) | | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
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