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National Stock Number:
5310-00-054-2352
Federal Supply Class:
5310
National Item Identification Number:
000542352
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:
| 931987-101 | 36659 | LOCKHEED MARTIN CORP LOCKHEED MARTIN AERONAUTICAL SYSTEMS BURBANK OPNS | | 931987-101 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BEARING SURFACE FINISH | 250.0 MICROINCHES | | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED | | COUNTERBORE DIAMETER | 0.875 INCHES MINIMUM AND 0.905 INCHES MAXIMUM NUT | | COUNTERSINK ANGLE | 95.0 DEGREES MINIMUM AND 105.0 DEGREES MAXIMUM NUT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | NOMINAL THREAD SIZE | 0.875 INCHES | | NUT HEIGHT | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 1.369 INCHES MINIMUM AND 1.381 INCHES MAXIMUM | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 9 | | THREAD SERIES | UNC |
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