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National Stock Number:
5975-00-578-9366
Federal Supply Class:
5975
National Item Identification Number:
005789366
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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Techincal Specification:
| THREAD SIZE | 4 - 8 | | THREAD TYPE | STRAIGHT | | WIDTH ACROSS FLATS | 4.688 INCHES NOMINAL | | DRIVE TYPE | KEYWAY | | CONDUIT SIZE ACCOMMODATED | 4.000 INCHES NOMINAL | | NONDEFINITIVE SPEC/STD DATA | B-1A TYPE AND B-2D CLASS | | OVERALL THICKNESS | 0.438 INCHES NOMINAL |
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