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National Stock Number:
4730-00-480-1851
Federal Supply Class:
4730
National Item Identification Number:
004801851
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:
| 2303803 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 2303803-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | B122-4P4 | 95208 | PARKER-HANNIFIN CORPORATION DIV CYLINDER DIVISION |
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Techincal Specification:
| FABRICATION METHOD | MACHINED | | PACKING RECESS DEPTH | 0.125 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.625 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL TUBE OUTSIDE DIAMETER | 0.375 INCHES | | NOMINAL THREAD SIZE | 0.562 INCHES | | NUT HEIGHT | 0.222 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | WIDTH ACROSS FLATS | 0.750 INCHES NOMINAL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 18 |
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