5340-00-688-2068 STANDOFF,THREADED,SPACING Index 5310-00-688-2071 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-688-2069

Federal Supply Class:
5310

National Item Identification Number:
006882069

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:
52494103104TELEDYNE BROWN ENGINEERING, INC.
52Z1835-04856878SPS TECHNOLOGIES, LLC
52Z1835-04872962HARVARD INDUSTRIES INC
52Z1835-04897499BELL TEXTRON INC
52Z1835-048A0126LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
OVERALL HEIGHT0.314 INCHES MINIMUM AND 0.329 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 11L37 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT STYLEDOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.443 INCHES MAXIMUM
WASHER THICKNESS0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
WIDTH ACROSS FLATS0.369 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING550.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNJF
THREAD QUANTITY PER INCH28


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