5306-00-720-8388 BOLT,CLOSE TOLERANCE Index 5310-00-720-8392 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-720-8391

Federal Supply Class:
5310

National Item Identification Number:
007208391

Description:
NUT,SELF-LOCKING,EXTENDED WASHER

Detail:
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
123T20848521COLT INDUSTRIES OPERATING CORP PRATT AND WHITNEY MACHINE TOOL DIV
123T20879500WESTINGHOUSE ELECTRIC CORP
FN22-62456878SPS TECHNOLOGIES, LLC


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 8740 OR
STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6322 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS6485 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND
47.0 ROCKWELL C MAXIMUM
NUT STYLEDOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.649 INCHES MAXIMUM
OVERALL HEIGHT0.350 INCHES MAXIMUM
WASHER THICKNESS0.055 INCHES MINIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND
0.439 INCHES MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONSOLUBLE LUBRICANT
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL


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