5970-01-134-0202 INSULATOR,PLATE Index 5310-01-134-0204 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-134-0203

Federal Supply Class:
5310

National Item Identification Number:
011340203

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:
SM-B-69891580063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
BEARING SURFACE FINISH63.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,TEMPER 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
NOMINAL THREAD SIZE0.750 INCHES
NUT HEIGHT0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM
NUT STYLEHEXAGON
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
PRECIOUS MATERIALSILVER
WIDTH ACROSS FLATS0.993 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365,GRADE A FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTSILVER AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUN
THREAD QUANTITY PER INCH32


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