5306-01-070-2977 BOLT,SHEAR Index 5305-01-070-2980 SCREW,SHOULDER

National Stock Number:
5305-01-070-2978

Federal Supply Class:
5305

National Item Identification Number:
010702978

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:
NAS1352C5H1080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.625 INCHES NOMINAL
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE DIAMETER0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
HOLE QUANTITY6
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONFF-S-86 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH4190 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.312 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONFF-S-86 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNRC


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