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National Stock Number:
5310-01-572-7923
Federal Supply Class:
5310
National Item Identification Number:
015727923
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:
| 10015782 | 61C19 | MIL-COTS CORPORATION | | 1136402 | 0Y3H3 | FASTENAL COMPANY | | AEN04C250000WB0DG1 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | 36402 | 0Y3H3 | FASTENAL COMPANY | | 12759-00850 | 0Y3H3 | FASTENAL COMPANY | | 3011454 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. |
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Techincal Specification:
| BEARING SURFACE TYPE | FLAT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, HEX PREV TORQ 1/4-20 GR C | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT HEIGHT | 0.213 INCHES MINIMUM AND 0.227 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | SPECIAL FEATURES | PREVAILING TORQUE | | SURFACE TREATMENT | ZINC AND DICHROMATE OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.431 INCHES MINIMUM AND 0.441 INCHES MAXIMUM |
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