5310-00-685-2404 NUT,PLAIN,ROUND Index 5310-00-685-2418 NUT,PLAIN,HEXAGON

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.)


Manufacturer Information:
5536615280NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION
5536626916NORTHROP GRUMMAN SYSTEMS CORPORATION
MIL-S-5626C81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AMS-QQ-P-416A TY 2 CL 20U583SAE INTERNATIONAL
SAE-AMS-QQ-P-416A TY 2 CL 281343SOCIETY OF AUTOMOTIVE ENGINEERS INC


Techincal Specification:
DRILLED HOLE DIAMETER0.040 INCHES NOMINAL
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.4375 INCHES
NUT HEIGHT0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH DIAMETERS+0.4213 TO 0.4248 INCHES
THREAD SERIESUN
THREAD QUANTITY PER INCH40


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