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National Stock Number:
4730-01-543-0347
Federal Supply Class:
4730
National Item Identification Number:
015430347
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:
| AS18280 | 0U583 | SAE INTERNATIONAL | | AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS21921 | 0U583 | SAE INTERNATIONAL | | AS21921 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21921-32 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21921V32P | 0U583 | SAE INTERNATIONAL | | MS21921V32P | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| LENGTH TO SHOULDER | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD SIZE | 2.500 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 2.000 INCHES | | NUT HEIGHT | 1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM | | NUT STYLE | TUBE COUPLING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SLEEVE COUPLING, FLARELESS | | SEAT ANGLE | 45.00 DEGREES NOMINAL | | SMALLEST INSIDE DIAMETER | 2.080 INCHES MINIMUM AND 2.085 INCHES MAXIMUM | | SPECIAL FEATURES | CORROSION RESISTANT STEEL (15-5) WITH CADMIUM PLATING | | SPECIFICATION/STANDARD DATA | 81343 - AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH ACROSS FLATS | 2.875 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNJ |
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