4920-00-016-4669 ADAPTER ASSEMBLY,INTERFACE DEVIC Index 4920-00-016-4678 FIXTURE,AIRCRAFT MAINTENANCE

National Stock Number:
5305-00-016-4676

Federal Supply Class:
5305

National Item Identification Number:
000164676

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:
16467624617GENERAL MOTORS CORP
1646767X677GENERAL MOTORS LLC
316467619204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD DIAMETER0.594 INCHES MINIMUM AND 0.615 INCHES MAXIMUM
HEAD HEIGHT0.203 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.312 INCHES
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL


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