5305-00-271-5066 SCREW,CAP,SOCKET HEAD Index 5305-00-271-5081 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-271-5073

Federal Supply Class:
5305

National Item Identification Number:
002715073

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:
12Z51PC24710001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
166344PC1610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
43-S-4371-19010001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
FFS86TYPE1STYLE1181348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
FASTENER LENGTH2.000 INCHES NOMINAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.863 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
HEAD HEIGHT0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 4135 OR STEEL COMP 4137 OR STEEL COMP 8640 OVERALL
MINIMUM YIELD STRENGTH140000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.625 INCHES
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 11 STYLE
WIDTH ACROSS FLATS0.500 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
SURFACE TREATMENTZINC OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.000 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH11


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