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National Stock Number:
4730-00-142-3063
Federal Supply Class:
4730
National Item Identification Number:
001423063
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:
| 7970542 | 03776 | ESCO INC | | 7970542 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 7970542 | 24892 | YORDE MACHINE PRODUCTS CO |
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Techincal Specification:
| NUT HEIGHT | 0.438 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | PACKING RECESS DEPTH | 0.049 INCHES MINIMUM AND 0.059 INCHES MAXIMUM | | PACKING RECESS DIAMETER | 1.536 INCHES MINIMUM AND 1.546 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 1.312 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 1.000 INCHES | | WIDTH ACROSS FLATS | 1.625 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM AND ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES | UN |
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