3120-00-450-1900 BUSHING ASSEMBLY Index 5310-00-450-1902 WASHER,FLAT

National Stock Number:
5305-00-450-1901

Federal Supply Class:
5305

National Item Identification Number:
004501901

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:
107256-106937695RAYTHEON COMPANY
LL56G82P1003038LONG-LOK, LLC


Techincal Specification:
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
FASTENER LENGTH0.625 INCHES NOMINAL
HEAD DIAMETER0.300 INCHES MINIMUM AND 0.332 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATURESTRIP THREADS
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.625 INCHES MINIMUM


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