5920-01-422-8882 ARRESTER,ELECTRICAL SURGE Index 5920-01-422-8884 ARRESTER,ELECTRICAL SURGE

National Stock Number:
5305-01-422-8883

Federal Supply Class:
5305

National Item Identification Number:
014228883

Description:
SCREW,TAPPING

Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.


Manufacturer Information:
MS51869-C3TT96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
EXTENDED WASHER DIAMETER0.302 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM
FASTENER LENGTH0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD HEIGHT0.106 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION66 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.138 INCHES
NONMACHINE THREAD STYLEBLUNT (TYPE TT)
WIDTH BETWEEN FLATS0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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