5305-01-191-2077 SCREW,CAP,SOCKET HEAD Index 5305-01-191-2079 SCREW

National Stock Number:
5305-01-191-2078

Federal Supply Class:
5305

National Item Identification Number:
011912078

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:
1031-57666503WOODWARD, INC.


Techincal Specification:
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.062 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.438 INCHES NOMINAL
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.0952 INCHES NOMINAL


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