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National Stock Number:
4730-01-322-4716
Federal Supply Class:
4730
National Item Identification Number:
013224716
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:
| 2 080118C | 0U583 | SAE INTERNATIONAL | | 2 080118C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | J514 | 0U583 | SAE INTERNATIONAL | | 2WLN-S | 30780 | PARKER-HANNIFIN CORPORATION | | J514 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | 2WLN-S | 98441 | PARKER HANNIFIN CORP | | MIL-DTL-18866 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS51860-51 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FABRICATION METHOD | MACHINED | | NUT HEIGHT | 0.219 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | PACKING RECESS DEPTH | 0.317 INCHES NOMINAL | | PACKING RECESS DIAMETER | 0.438 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.312 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 0.125 INCHES | | NONDEFINITIVE SPEC/STD DATA | 25B FIGURE | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 24 | | WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL | | SPECIFICATION/STANDARD DATA | 96906-MS51860 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | J514 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B |
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