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National Stock Number:
5310-00-012-4824
Federal Supply Class:
5310
National Item Identification Number:
000124824
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:
| 124824 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 124824 | 24617 | GENERAL MOTORS CORP | | 124824 | 7X677 | GENERAL MOTORS LLC | | 16676 | 06350 | ASSET SYSTEMS, INC. | | 6464-3 | 46717 | PETTIBONE LLC | | FF-N-836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS35691-502 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE TYPE | FLAT | | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL,TABLE 3,GRADE B | | HARDNESS RATING | 32.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J995,GRADE 2 NATIONAL SPEC SINGLE MATERIAL RESPONSE OR FF-N-836,GRADE B FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.312 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 5 STYLE AND 5/16-18UNC2B SIZE | | NUT HEIGHT | 0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | SPECIFICATION/STANDARD DATA | 81348-FF-N-836 GOVERNMENT SPECIFICATION AND 96906-MS35691/CANCELED/ GOVERNMENT STANDARD AND 24617-124824 MANUFACTURERS STANDARD | | WIDTH ACROSS FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TYPE 2,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OR CHROMATE ZINC OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES | UNC |
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