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National Stock Number:
4730-01-543-0343
Federal Supply Class:
4730
National Item Identification Number:
015430343
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 | | MS21921V20P | 0U583 | SAE INTERNATIONAL | | MS21921V20P | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS21921 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| LENGTH TO SHOULDER | 0.668 INCHES MINIMUM AND 0.688 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD SIZE | 1.625 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES | | NUT STYLE | TUBE COUPLING | | NUT HEIGHT | 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM | | SMALLEST INSIDE DIAMETER | 1.330 INCHES MINIMUM AND 1.335 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SLEEVE COUPLING, FLARELESS | | SEAT ANGLE | 45.00 DEGREES NOMINAL | | SPECIAL FEATURES | CORROSION RESISTANT STEEL (15-5) WITH CADMIUM PLATING | | SPECIFICATION/STANDARD DATA | 81343 - AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) |
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