5305-00-460-0730 SCREW,MACHINE Index 5342-00-460-0732 INSERT,BUSHING

National Stock Number:
5310-00-460-0731

Federal Supply Class:
5310

National Item Identification Number:
004600731

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:
55LH7644-108019L2ESNA, LLC
55LH7644-10872962HARVARD INDUSTRIES INC
STSCC003A2098897LOCKHEED MARTIN CORP


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 4130 OR
STEEL COMP 4140 OR
STEEL COMP 4340 OR
STEEL COMP 8740 NUT
NUT STYLEHEXAGON
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.625 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD ALL MATERIAL RESPONSES NUT
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND
41.0 ROCKWELL C MAXIMUM
NUT HEIGHT0.391 INCHES MINIMUM AND
0.406 INCHES MAXIMUM
WIDTH ACROSS FLATS0.928 INCHES MINIMUM AND
0.940 INCHES MAXIMUM
LUBRICATIONSOLUBLE LUBRICANT
TEMP RATING-65.0 DEG FAHRENHEIT MINIMUM AND
450.0 DEG FAHRENHEIT MAXIMUM


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