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National Stock Number:
4730-00-277-5092
Federal Supply Class:
4730
National Item Identification Number:
002775092
Description:
LOCKNUT,TUBE FITTING
Detail:
AN ITEM WITH INTERNAL MACHINE THREADS DESIGNED TO FIT THE EXTERNAL MACHINE THREADS OF A TUBE FITTING. IT HAS FLAT FACES, ONE OF WHICH HAS A COUNTERBORED RECESS TO ACCOMMODATE PACKING, PACKING OR SEALING RING(S), GASKET(S), AND THE LIKE. THE ITEM, WHEN INSTALLED, PROVIDES A METHOD OF LOCKING AND SEALING THE CONNECTION. SEE ALSO LOCKNUT, PIPE; NUT (1), TUBE COUPLING AND NUT (1), PLAIN, HEXAGON.
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Manufacturer Information:
| AFP105-24 | 30974 | AEROFIT, LLC | | AN6289-24 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4841 | 0U583 | SAE INTERNATIONAL | | AS5179 | 0U583 | SAE INTERNATIONAL | | AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | BACN10DU24 | 00624 | EATON AEROQUIP LLC | | AS5179-24 | 0U583 | SAE INTERNATIONAL | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL | | BACN10DU24 | 14397 | FABER ENTERPRISES, INC. | | BACN10DU24 | 81205 | THE BOEING COMPANY | | AS5179-24 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MILF5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| PACKING RECESS DEPTH | 0.054 INCHES NOMINAL | | PACKING RECESS DIAMETER | 2.104 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 1.875 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 1.500 INCHES | | NUT HEIGHT | 0.438 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UN | | THREAD QUANTITY PER INCH | 12 | | WIDTH ACROSS FLATS | 2.188 INCHES NOMINAL |
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