5305-01-345-3743 SCREW,CAP,SOCKET HEAD Index 5305-01-345-3745 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-345-3744

Federal Supply Class:
5305

National Item Identification Number:
013453744

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:
911604-0670318ALLMETAL SCREW PRODUCTS CORP
911604-0690536LOCKHEED MARTIN CORP


Techincal Specification:
FASTENER LENGTH0.532 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD DIAMETER0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
MINIMUM TENSILE STRENGTH75000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.138 INCHES
WIDTH ACROSS FLATS0.1094 INCHES MINIMUM AND 0.1111 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.470 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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