5310-00-550-0743 NUT,SELF-LOCKING,HEXAGON Index 5320-00-550-0745 PIN-RIVET

National Stock Number:
5310-00-550-0744

Federal Supply Class:
5310

National Item Identification Number:
005500744

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:
1048637-559364HONEYWELL INTERNATIONAL INC.
1048637-577068ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV
CP10-3-4-42825500LOCKHEED MARTIN CORPORATION
LHTE04872962HARVARD INDUSTRIES INC
MILN2502781349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.203 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
SPECIAL FEATURESUPPER THD PORTION DEFORMED ELLIPTICALLY TO PRODUCE SELF-LOCKING ACTION
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING550.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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