5998-01-365-8763 PRINTED WIRING BOARD Index 5310-01-365-8765 WASHER,FLAT

National Stock Number:
5305-01-365-8764

Federal Supply Class:
5305

National Item Identification Number:
013658764

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
0.500X13UNC-2AX2.312 IN. LG80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
FF-S-8681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
COUNTERSINK ANGLE82.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
FASTENER LENGTH2.312 INCHES NOMINAL
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
NOMINAL THREAD DIAMETER0.500 INCHES
NONDEFINITIVE SPEC/STD DATA4 TYPE
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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