5305-01-576-3311 SCREW,CAP,HEXAGON HEAD Index 5305-01-576-3509 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-576-3493

Federal Supply Class:
5305

National Item Identification Number:
015763493

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:
NAS1190-06T5B80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORUNJF
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.219 INCHES MINIMUM AND
0.312 INCHES MAXIMUM
FASTENER LENGTH0.281 INCHES MINIMUM AND
0.312 INCHES MAXIMUM
MATERIALPLASTIC POLYCHLOROTRIFLUOROETHYLENE LOCKING FEATURE
STEEL COMP 4140 OR
STEEL COMP 4340 OR
STEEL COMP 8740 FASTENER
HEAD STYLEPAN
HEAD DIAMETER0.256 INCHES MINIMUM AND
0.270 INCHES MAXIMUM
HEAD HEIGHT0.087 INCHES MINIMUM AND
0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
LOCKING FEATUREPATCH THREADS


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