5305-01-179-7663 SCREW,MACHINE Index 5310-01-179-7665 NUT,PLAIN,CLINCH

National Stock Number:
5305-01-179-7664

Federal Supply Class:
5305

National Item Identification Number:
011797664

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:
A318466-280020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.594 INCHES NOMINAL
FASTENER LENGTH2.750 INCHES NOMINAL
MATERIALSTEEL OVERALL
HARDNESS RATING37.0 ROCKWELL C MINIMUM AND
42.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.500 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
LOCKING FEATUREPELLET THREADS
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT


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