5305-01-235-7495 SCREW,SHOULDER Index 5310-01-235-7497 NUT,PLAIN,ROUND

National Stock Number:
5310-01-235-7496

Federal Supply Class:
5310

National Item Identification Number:
012357496

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:
MS35649-2315S96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.3125 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALCOPPER ALLOY 462 OR
COPPER ALLOY 464 OR
COPPER ALLOY 360 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC 1ST MATERIAL RESPONSE OR
QQ-B-637 FED SPEC 2ND MATERIAL RESPONSE OR
QQ-B-626 FED SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.208 INCHES MINIMUM AND
0.225 INCHES MAXIMUM
WIDTH ACROSS FLATS0.545 INCHES MINIMUM AND
0.562 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
PRECIOUS MATERIALSILVER
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS35649-2315S


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