5305-00-901-2636 SCREW,CAP,SOCKET HEAD Index 5305-00-901-2638 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-901-2637

Federal Supply Class:
5305

National Item Identification Number:
009012637

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:
2301743-110001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
LL35223-303038LONG-LOK, LLC


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD DIAMETER0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM
HEAD HEIGHT0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATURESTRIP THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.086 INCHES
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD LENGTH0.250 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH56


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