5305-01-084-4678 SCREW,CAP,SOCKET HEAD Index 5305-01-084-4680 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-084-4679

Federal Supply Class:
5305

National Item Identification Number:
010844679

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:
60-16-535296169ELECTRIC BOAT CORPORATION
87725-2303 IT 296169ELECTRIC BOAT CORPORATION


Techincal Specification:
FASTENER LENGTH3.920 INCHES MINIMUM AND 4.000 INCHES MAXIMUM
HEAD DIAMETER1.107 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
HEAD HEIGHT0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH10


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