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National Stock Number:
5310-00-167-1321
Federal Supply Class:
5310
National Item Identification Number:
001671321
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:
| AN315D5R | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | MILN6034 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-2250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE FILM OR | | ANODIZE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR | | MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.218 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.490 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED OR | | WASHER FACED | | BEARING SURFACE FINISH | 125.0 MICROINCHES | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 88044 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN315D5R | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILN6034 |
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