6130-01-481-7255 POWER SUPPLY Index 5305-01-481-7257 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-481-7256

Federal Supply Class:
5305

National Item Identification Number:
014817256

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:
122-2298838 PIECE 21580064NAVAL SHIP SYSTEMS COMMAND
701-229882480064NAVAL SHIP SYSTEMS COMMAND
701-2298824 PIECE 21580064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
FASTENER LENGTH2.000 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONSTL,GRADE5 MFR REF 1ST MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A


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