4520-01-443-0902 HEATER,SPACE,ELECTRIC Index 5340-01-443-0904 CAP,PROTECTIVE,DUST AND MOISTURE

National Stock Number:
5307-01-443-0903

Federal Supply Class:
5307

National Item Identification Number:
014430903

Description:
STUD,SELF-LOCKING

Detail:
A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see BOLT, SELF-LOCKING and STUD, LOCKED IN. Excludes INSERT, SCREW THREAD.


Manufacturer Information:
M63540/3-6-681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MATERIALSTEEL COMP 302 OR
STEEL COMP 303 OR
STEEL COMP 303SE
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSELF-LOCKING
HEAD DIAMETER0.157 INCHES NOMINAL
HEAD LENGTH0.055 INCHES MINIMUM AND
0.061 INCHES MAXIMUM
DISTANCE ACROSS FLATS0.172 INCHES MINIMUM AND
0.202 INCHES MAXIMUM
OVERALL LENGTH0.375 INCHES NOMINAL
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD SIZE0.112 INCHES
THREAD CLASSAAL
THREAD QUANTITY PER INCH40
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.375 INCHES MINIMUM NUT THREAD
LOCKING FEATURESELF-CLINCHING HEAD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEM63540/3-6-6


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