5305-01-259-9513 SCREW,CAP,SOCKET HEAD Index 5305-01-259-9516 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-259-9514

Federal Supply Class:
5305

National Item Identification Number:
012599514

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:
BACS12AG7FC81205THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH1.960 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
HEAD DIAMETER0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE DIAMETER0.043 INCHES MINIMUM AND 0.051 INCHES MAXIMUM
HOLE QUANTITY2
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 303 OVERALL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.880 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM


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