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National Stock Number:
4730-01-286-1958
Federal Supply Class:
4730
National Item Identification Number:
012861958
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:
| AN6289W6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5179W06 | 0U583 | SAE INTERNATIONAL | | SAE AS4841 | 0U583 | SAE INTERNATIONAL | | SAE AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5179W06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE AS5179 | 0U583 | SAE INTERNATIONAL | | SAE AS5179W06 | 0U583 | SAE INTERNATIONAL | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL | | SAE AS5179W06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| HOLE CONFIGURATION STYLE | CONFIGURATION B | | PACKING RECESS DEPTH | 0.042 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.733 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY OVERALL | | NOMINAL TUBE OUTSIDE DIAMETER | 0.375 INCHES | | NOMINAL THREAD SIZE | 0.562 INCHES | | NUT HEIGHT | 0.940 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | SPECIFICATION/STANDARD DATA | 81343-AS5179W06 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH ACROSS FLATS | 0.940 INCHES NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNJF | | THREAD QUANTITY PER INCH | 18 |
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