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National Stock Number:
5975-01-164-3739
Federal Supply Class:
5975
National Item Identification Number:
011643739
Description:
LOCKNUT,ELECTRICAL CONDUIT
Detail:
AN ITEM HAVING INTERNAL THREADS DESIGNED TO FIT THE EXTERNAL THREADS OF AN ELECTRICAL CONDUIT OR FITTING FOR CONNECTING TO A JUNCTION BOX, PANEL, WIREWAY, OR OTHER POINT OF TERMINATION, AND WHICH, WHEN INSTALLED, PROVIDES A METHOD OF TIGHTENING TO LOCK THE CONNECTION. THE ITEMS MAY BE EITHER FLAT-SIDED OR CIRCULAR IN EXTERNAL SHAPE AND MUST HAVE A SPECIFIC CONDUIT SIZE DESIGNATION. SEE BONDNUT, ELECTRICAL CONDUIT AND LOCKNUT, TUBE FITTING. EXCLUDES NU T (1), PLAIN HEXAGON.
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Manufacturer Information:
| LD482-0049-0001 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| CONDUIT SIZE ACCOMMODATED | 0.250 INCHES NOMINAL | | DRIVE TYPE | HEXAGON | | MATERIAL | ALUMINUM ALLOY 2024 | | OUTSIDE DIAMETER | 0.720 INCHES NOMINAL | | OVERALL THICKNESS | 0.188 INCHES NOMINAL | | SPECIAL FEATURES | 125 MICROINCH MACHINED SURFACES | | SURFACE TREATMENT | NICKEL AND TIN | | THREAD SIZE | 7/16-28 | | THREAD TYPE | TAPER | | WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
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