5310-01-065-6541 NUT,SELF-LOCKING,EXTENDED WASHER Index 5305-01-065-6543 SCREW ASSEMBLY,PANEL

National Stock Number:
5310-01-065-6542

Federal Supply Class:
5310

National Item Identification Number:
010656542

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:
LH11860-5019L2ESNA, LLC
LH11860-572962HARVARD INDUSTRIES INC
MS14156-0556878SPS TECHNOLOGIES, LLC
MS14156-0578286SIKORSKY AIRCRAFT CORPORATION
MS14156-0580205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS14156-0596906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
HARDNESS RATING48.0 ROCKWELL C MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT STYLEDOUBLE HEXAGON
OVERALL HEIGHT0.363 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6485 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6487 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP H11 OVERALL
NOMINAL THREAD SIZE0.312 INCHES
WASHER THICKNESS0.038 INCHES MINIMUM
WASHER OUTSIDE DIAMETER0.517 INCHES MAXIMUM
WIDTH ACROSS FLATS0.447 INCHES MINIMUM AND 0.456 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
TEMP RATING450.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNJF
THREAD QUANTITY PER INCH24


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