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National Stock Number:
5310-01-357-7812
Federal Supply Class:
5310
National Item Identification Number:
013577812
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:
| 0.43814UNC2BT3G4NSA/BES | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 803-2177525-C3XX-12 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525-S3XX-12 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-2177525-S2XX-12 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525-S1X X-12 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 803-2177525-X3X X-12 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 803-2177525-X3XX-12 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | M1222 TYPE 111 S | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | M1222N3N7CGD | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A194 GR 2H,4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL UNS K04002 OR STEEL UNS K14510 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES | | NUT HEIGHT | 0.403 INCHES MINIMUM AND 0.441 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.728 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 TY Z MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL | | TEMP RATING | 775.0 FAHRENHEIT NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B | | THREAD SERIES | UNC | | THREAD QUANTITY PER INCH | 14 |
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