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National Stock Number:
5310-00-685-2406
Federal Supply Class:
5310
National Item Identification Number:
006852406
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:
| 55366 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION | | 55366 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | SAE-AMS-QQ-P-416A TY 2 CL 2 | 0U583 | SAE INTERNATIONAL | | SAE-AMS-QQ-P-416A TY 2 CL 2 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MIL-S-5626C | 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 | UN | | NOMINAL THREAD SIZE | 0.4375 INCHES | | THREAD QUANTITY PER INCH | 40 | | THREAD PITCH DIAMETERS | 0.4213 TO 0.4248 INCHES | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.115 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | CONFIGURATION B | | HOLE TYPE AND QUANTITY | 3 DRILLED | | DRILLED HOLE DIAMETER | 0.040 INCHES NOMINAL | | BEARING SURFACE TYPE | CHAMFERED OR | | WASHER FACED | | BEARING SURFACE FINISH | 125.0 MICROINCHES | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-S-5626C | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 15280 | | DESIGN CONTROL REFERENCE | 55366 |
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