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National Stock Number:
4730-00-538-0139
Federal Supply Class:
4730
National Item Identification Number:
005380139
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:
| T2189-200AZ | 08118 | EATON AVIATION CORPORATION |
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Techincal Specification:
| DRILLED HOLE DIAMETER | 0.062 INCHES NOMINAL | | FABRICATION METHOD | MACHINED | | HOLE CONFIGURATION STYLE | CONFIGURATION B | | HOLE TYPE AND QUANTITY | 4 DRILLED | | PACKING RECESS DEPTH | 0.310 INCHES NOMINAL | | PACKING RECESS DIAMETER | 3.460 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6(2024)TEPMER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD SIZE | 2.625 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 2.000 INCHES | | NUT HEIGHT | 0.310 INCHES NOMINAL | | NUT STYLE | TUBE FITTING LOCKNUT | | SPECIAL FEATURES | HEX DRILLED 2 PLACES FOR LOCKWIRE HOLES,0.062 IN. DIA | | WIDTH ACROSS FLATS | 3.000 INCHES NOMINAL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES | STUB ACME |
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