6625-01-065-6540 MISMATCH-INTERLOCK ASSEMBLY Index 5310-01-065-6542 NUT,SELF-LOCKING,EXTENDED WASHER

National Stock Number:
5310-01-065-6541

Federal Supply Class:
5310

National Item Identification Number:
010656541

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:
LH11860-4019L2ESNA, LLC
LH11860-472962HARVARD INDUSTRIES INC
MS14156-0480205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS14156-0496906MILITARY 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 HEIGHT0.290 INCHES MAXIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
WASHER THICKNESS0.033 INCHES MINIMUM
WASHER OUTSIDE DIAMETER0.444 INCHES MAXIMUM
WIDTH ACROSS FLATS0.373 INCHES MINIMUM AND 0.381 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
TEMP RATING450.0 FAHRENHEIT MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH28


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