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National Stock Number:
4730-00-287-0270
Federal Supply Class:
4730
National Item Identification Number:
002870270
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:
| AN818-32 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4841 | 0U583 | SAE INTERNATIONAL | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL | | MILF5509A | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| LENGTH TO SHOULDER | 1.462 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 2.500 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 2.000 INCHES | | NUT HEIGHT | 1.734 INCHES NOMINAL | | NUT STYLE | TUBE COUPLING | | SMALLEST INSIDE DIAMETER | 2.167 INCHES MINIMUM AND 2.170 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UN | | THREAD QUANTITY PER INCH | 12 | | WIDTH ACROSS FLATS | 2.855 INCHES MINIMUM AND 2.895 INCHES MAXIMUM |
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