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National Stock Number:
5310-00-218-2181
Federal Supply Class:
5310
National Item Identification Number:
002182181
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:
| 002-004176 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 10121200 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | FFN836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS51858-3 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.102 INCHES MINIMUM AND | | 0.114 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.302 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND | | 4 STYLE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFN836 | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS51858-3 |
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