5305-01-676-6979 SCREW,ASSEMBLED WASHER 5305-01-676-7438 SCREW,ASSEMBLED WASHER

National Stock Number:
5305-01-676-7273

Federal Supply Class:
5305

National Item Identification Number:
016767273

Description:
SCREW,ASSEMBLED WASHER


Manufacturer Information:
AEMF5C250750SH7LP305047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES NOMINAL
FASTENER LENGTH0.750 INCHES NOMINAL
MATERIALSTEEL COMP 410 AND
STEEL PROPERTY CLASS 18.8 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING69.0 ROCKWELL B NOMINAL OVERALL
HEAD STYLEPAN
HEAD DIAMETER0.373 INCHES NOMINAL
HEAD HEIGHT0.133 INCHES NOMINAL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
WASHER QUANTITY1
PRIMARY WASHER STYLEFLAT INTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER0.327 INCHES MINIMUM AND
0.338 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS0.03 INCHES NOMINAL
FEATURES PROVIDEDLOCK WASHER


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