5310-01-275-1190 NUT,PLAIN,ROUND Index 5310-01-275-1192 WASHER,FLAT

National Stock Number:
5310-01-275-1191

Federal Supply Class:
5310

National Item Identification Number:
012751191

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:
MS3376-596906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
COUNTERBORE DIAMETER0.580 INCHES MINIMUM NUT
HARDNESS RATING49.0 ROCKWELL C MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT
OVERALL HEIGHT0.326 INCHES MAXIMUM
MATERIALSTEEL OR STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.312 INCHES
NUT COUNTERBORE DEPTH0.008 INCHES MINIMUM AND 0.042 INCHES MAXIMUM NUT
NUT STYLEDOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.560 INCHES MAXIMUM
WASHER THICKNESS0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
TEMP RATING450.0 CELSIUS MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNJF
THREAD QUANTITY PER INCH24


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