5310-01-099-0338 NUT ASSEMBLY,SELF-LOCKING,GANG C Index 5310-01-099-0340 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-099-0339

Federal Supply Class:
5310

National Item Identification Number:
010990339

Description:
NUT,SELF-LOCKING,HEXAGON

Detail:
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.


Manufacturer Information:
941331424617GENERAL MOTORS CORP


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.243 INCHES MINIMUM AND 0.257 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)


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