5320-00-079-2397 PIN-RIVET Index 5340-00-079-2404 BUCKLE

National Stock Number:
5310-00-079-2398

Federal Supply Class:
5310

National Item Identification Number:
000792398

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:
MS21044H380205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS21044H396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM ALLOY 2024 OVERALL
NUT STYLEHEXAGON
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
THREAD SERIESUNF
NOMINAL THREAD SIZE0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3B
SURFACE TREATMENTANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT HEIGHT0.208 INCHES MINIMUM AND
0.281 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND
0.376 INCHES MAXIMUM
COUNTERBORE DIAMETER0.190 INCHES MINIMUM AND
0.230 INCHES MAXIMUM NUT
COUNTERSINK ANGLE88.0 DEGREES NOMINAL NUT
LUBRICATIONSOLUBLE LUBRICANT
TEMP RATING250.0 DEG FAHRENHEIT NOMINAL
BEARING SURFACE FINISH125.0 MICROINCHES


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