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National Stock Number:
4730-01-521-6297
Federal Supply Class:
4730
National Item Identification Number:
015216297
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:
| 4730PL1668293 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | AS5179T04 | 0U583 | SAE INTERNATIONAL | | AS5179T04 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | TITANIUM ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928, TYPE 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OR | | PHOSPHATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2488 ASSN STD SINGLE TREATMENT RESPONSE AND | | AMS2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | TUBE FITTING LOCKNUT | | NUT HEIGHT | 0.281 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.608 INCHES NOMINAL | | PACKING RECESS DEPTH | 0.042 INCHES NOMINAL | | NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES | | SPECIFICATION/STANDARD DATA | 8143-AS5179 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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