5305-01-033-2640 SCREW,CAP,SOCKET HEAD Index 5305-01-033-2642 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-033-2641

Federal Supply Class:
5305

National Item Identification Number:
010332641

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:
FF-S-8681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS24677-15080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS24677-15096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH2.610 INCHES MINIMUM AND 2.750 INCHES MAXIMUM
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER1.293 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
HEAD HEIGHT0.864 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM YIELD STRENGTH150000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.875 INCHES
NONDEFINITIVE SPEC/STD DATA6 TYPE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.388 INCHES MINIMUM AND 2.750 INCHES MAXIMUM
THREAD QUANTITY PER INCH9
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.750 INCHES MINIMUM AND 0.757 INCHES MAXIMUM


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