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National Stock Number:
5310-00-438-8747
Federal Supply Class:
5310
National Item Identification Number:
004388747
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:
| 134-58274 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| 0.281 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.656 INCHES MINIMUM AND | | 1.719 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | SPECIAL FEATURES | CORNERS ROUNDED OFF | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 43999 | | DESIGN CONTROL REFERENCE | 134-58274 | | THREAD SERIES | UNEF | | NOMINAL THREAD SIZE | 1.375 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-354,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.219 INCHES MINIMUM AND |
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