5310-01-686-7320 WASHER,FLAT 5310-01-686-7793 WASHER,FLAT

National Stock Number:
5310-01-686-7764

Federal Supply Class:
5310

National Item Identification Number:
016867764

Description:
NUT,SELF-LOCKING,HEXAGON


Manufacturer Information:
M45913/1-4CAA81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
LUBRICATIONDRY FILM LUBRICANT
MATERIALALUMINUM OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
NUT STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, SELF LOCKING, HEX
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING250.0 FAHRENHEIT NOMINAL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)


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