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National Stock Number:
5310-01-581-7556
Federal Supply Class:
5310
National Item Identification Number:
015817556
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:
| AEN20M12D000GD9A9I | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | B18246B12 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| BEARING SURFACE TYPE | WASHER FACED | | PART NAME ASSIGNED BY CONTROLLING AGENCY | METRIC HEAVY HEX NUT | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | NOMINAL THREAD SIZE | 12.0 MILLIMETERS | | NUT HEIGHT | 11.9 MILLIMETERS MINIMUM AND 12.3 MILLIMETERS MAXIMUM | | NUT STYLE | HEXAGON | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325, TY II, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD PITCH IN MILLIMETERS | 1.75 | | THREAD SERIES | M | | WIDTH ACROSS FLATS | 20.2 MILLIMETERS MINIMUM AND 21.0 MILLIMETERS MAXIMUM |
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