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National Stock Number:
5310-12-197-3548
Federal Supply Class:
5310
National Item Identification Number:
121973548
Description:
NUT,PLAIN,HEXAGON
Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 10395362 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | BM18X1,5DIN439-06AU-B3B | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | BM18X1.5DIN439-06AU-B3B | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | DIN439-BM18X1,5-05AU-B3B | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | DIN439-BM18X1,5-06AU-B3B | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV | | DIN439-BM18X1.5-05AU-B3B | 64059 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | COUNTERSINK ANGLE | 110,0 DEGREES MINIMUM AND 120,0 DEGREES MAXIMUM THREADS | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 18,0 MILLIMETERS | | NUT HEIGHT | 8,42 MILLIMETERS MINIMUM AND 9,00 MILLIMETERS MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 26,16 MILLIMETERS MINIMUM AND 27,00 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DIN267/9, SCHLUESSEL B3B ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | TEST DATA DOCUMENT | D8286-DIN439/DEZ83/ STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). | | THREAD DIRECTION | RIGHT-HAND | | THREAD PITCH IN MILLIMETERS | 1,5 | | THREAD TOLERANCE CLASS | 6H INTERNAL | | THREAD SERIES | ISO M |
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