3120-00-839-0503 BUSHING,SLEEVE Index 3120-00-839-0506 BEARING,SLEEVE

National Stock Number:
5305-00-839-0504

Federal Supply Class:
5305

National Item Identification Number:
008390504

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:
AN504-4R588044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
NAF1193A4-580020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
FASTENER LENGTH0.281 INCHES MINIMUM AND 0.343 INCHES MAXIMUM
FEATURES PROVIDEDCASEHARDENED
HEAD DIAMETER0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
HEAD HEIGHT0.086 INCHES MAXIMUM
HEAD STYLEROUND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENTCADMIUM OVERALL


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