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National Stock Number:
4730-00-839-6336
Federal Supply Class:
4730
National Item Identification Number:
008396336
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:
| 4730PL0742838 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 4730PL1777458 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | AS4875 | 0U583 | SAE INTERNATIONAL | | NAS1410 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS1410DD4 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | ALUMINUM ALLOY OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | NUT STYLE | TUBE FITTING LOCKNUT | | NUT HEIGHT | 0.343 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.552 INCHES NOMINAL | | PACKING RECESS DEPTH | 0.104 INCHES NOMINAL | | NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
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