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National Stock Number:
5310-00-281-1234
Federal Supply Class:
5310
National Item Identification Number:
002811234
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:
| 31W250 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. | | 376247 | 65282 | WHITE MOTOR CORP | | N7311 | 56442 | DIAMOND REO TRUCK CO |
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Techincal Specification:
| BEARING SURFACE TYPE | WASHER FACED | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-636,TY1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 464 OVERALL | | NOMINAL THREAD SIZE | 1.250 INCHES | | NUT HEIGHT | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNF | | WIDTH ACROSS FLATS | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM |
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