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National Stock Number:
5975-00-518-3157
Federal Supply Class:
5975
National Item Identification Number:
005183157
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:
| 1-350 | 83879 | EGS ELECTRIC CO LLC | | 1014 | 28488 | RACO, A DIVISION OF HUBBELL INCORPORATED(DELAWARE) | | 149 | 56501 | ABB INSTALLATION PRODUCTS INC | | 149 | 59730 | THOMAS AND BETTS CORP | | 159 | 72971 | EFCOR INC | | 19 | 81284 | MIDWEST ELECTRIC MFG CORP SUB OF CROUSE-HINDS CO | | 309 | 78229 | THOMAS AND BETTS CORP AMERICAN ELECTRIC DIV OEM GROUP MEMPHIS TN | | BL350 | 03743 | EGS ELECTRICAL GROUP APPLETON DIV | | LN-109 | 56501 | ABB INSTALLATION PRODUCTS INC | | LN-109 | 78229 | THOMAS AND BETTS CORP AMERICAN ELECTRIC DIV OEM GROUP MEMPHIS TN | | LN12 | 91878 | M&W ELECTRIC MANUFACTURING CO. LLC |
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Techincal Specification:
| DRIVE TYPE | KEYWAY | | CONDUIT SIZE ACCOMMODATED | 3.500 INCHES NOMINAL | | OVERALL THICKNESS | 0.313 INCHES NOMINAL | | WIDTH ACROSS FLATS | 4.500 INCHES NOMINAL | | SURFACE TREATMENT | ZINC | | THREAD SIZE | 3-1/2-8 | | THREAD TYPE | STRAIGHT |
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