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National Stock Number:
5310-01-131-2240
Federal Supply Class:
5310
National Item Identification Number:
011312240
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:
| MS9553-06 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE FINISH | 125.0 MICROINCHES | | BEARING SURFACE TYPE | CHAMFERED | | CRITICALITY CODE JUSTIFICATION | FEAT | | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5639 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL THREAD SIZE | 0.562 INCHES | | NUT HEIGHT | 0.287 INCHES MINIMUM AND 0.307 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | SPECIAL FEATURES | ITEM IS ESSENTIAL TO PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL OF THE WEAPON SYSTEM, AS IT SECURES THE CONNECTION BETWEEN THE STARTER CARRIDGE AND THE REST OF THE ENGINE.ACTION ID 45460859 | | WIDTH ACROSS FLATS | 0.803 INCHES MINIMUM AND 0.814 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
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