5305-00-576-8025 SCREW,CAP,HEXAGON HEAD Index 5310-00-576-8034 NUT,SELF-LOCKING,PLATE

National Stock Number:
5310-00-576-8033

Federal Supply Class:
5310

National Item Identification Number:
005768033

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:
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
LS11170L1098897LOCKHEED MARTIN CORP
NAS509L1080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
DRILLED HOLE DIAMETER0.046 INCHES NOMINAL
BEARING SURFACE FINISH250.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
COUNTERSINK ANGLE109.0 DEGREES MINIMUM AND 111.0 DEGREES MAXIMUM NUT
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
NOMINAL THREAD SIZE0.625 INCHES
NUT HEIGHT0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.986 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B
THREAD DIRECTIONLEFT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH18


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