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National Stock Number:
5310-00-737-4382
Federal Supply Class:
5310
National Item Identification Number:
007374382
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:
| 6761492 | 24617 | GENERAL MOTORS CORP | | 6761492 | 73342 | ALLISON TRANSMISSION INC | | 7374382 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED | | COUNTERBORE DIAMETER | 1.290 INCHES MINIMUM AND 1.310 INCHES MAXIMUM NUT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 1.250 INCHES | | NUT COUNTERBORE DEPTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM NUT | | NUT HEIGHT | 0.297 INCHES MINIMUM AND 0.317 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES | UNEF |
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