5305-01-579-4007 THUMBSCREW Index 5305-01-579-4126 SCREW,MACHINE

National Stock Number:
5305-01-579-4053

Federal Supply Class:
5305

National Item Identification Number:
015794053

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:
NAS1190-06P1080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
HEAD DIAMETER0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATURE
MATERIAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW SELF LOCKING PAN HEAD FULL THREAD CRUCIFORM AND OFFSET CRUCIFORM RECESS
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.532 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNJC


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