5305-01-256-5783 SCREW,MACHINE Index 5305-01-256-5785 SETSCREW

National Stock Number:
5305-01-256-5784

Federal Supply Class:
5305

National Item Identification Number:
012565784

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:
NAS1191E04P4L80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
HEAD DIAMETER0.178 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATURESTRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.1120 INCHES
SPECIFICATION/STANDARD DATA80205-NAS1191 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH40


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