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National Stock Number:
4730-01-618-1127
Federal Supply Class:
4730
National Item Identification Number:
016181127
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:
| SAE J514 | 0U583 | SAE INTERNATIONAL | | SAE J514 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE J514 4 080118S | 0U583 | SAE INTERNATIONAL | | SAE J514-2 4 080118S | 0U583 | SAE INTERNATIONAL | | SAE-J514 | 0U583 | SAE INTERNATIONAL | | SAE J514 4 080118S | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE-J514-2 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NUT STYLE | TUBE FITTING LOCKNUT | | NUT HEIGHT | 0.028 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.020 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BULKHEAD LOCKNUT |
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