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National Stock Number:
5310-00-734-5759
Federal Supply Class:
5310
National Item Identification Number:
007345759
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:
| AN924-4C | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED | | COUNTERSINK ANGLE | 89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM NUT | | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY SPECIAL TEST FEATURE | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES | | NUT HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | SPECIAL TEST FEATURES | FLEET BALLIST MISSILE QUALITY AS IDENTIFIED BY QUALITY CONTROL NO. POSO 912814 | | WIDTH ACROSS FLATS | 0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 20 |
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