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National Stock Number: 5310-00-542-3431
Federal Supply Class: 5310
National Item Identification Number: 005423431
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:
143405 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
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Techincal Specification:
BEARING SURFACE TYPE | FLAT | FEATURES PROVIDED | CASEHARDENED | HARDNESS RATING | 86.9 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 92.2 ROCKWELL SUPERFICIAL 15-N MAXIMUM | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL | MATERIAL | STEEL COMP 1212 OR STEEL COMP 1213 OVERALL | NOMINAL THREAD SIZE | 1.062 INCHES | NUT HEIGHT | 0.375 INCHES NOMINAL | NUT STYLE | HEXAGON | WIDTH ACROSS FLATS | 1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | Q-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL | SURFACE TREATMENT | CADMIUM OVERALL | THREAD CLASS | 2B | THREAD DIRECTION | RIGHT-HAND | THREAD QUANTITY PER INCH | 12 | THREAD SERIES | UN |
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