5305-01-011-4039, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-011-4039

Federal Supply Class:
5305

National Item Identification Number:
010114039

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-86	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS24674-60	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	1.984 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
HEAD DIAMETER	0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT	0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
HOLE CONFIGURATION STYLE	ROUND INTERNAL HEXAGON
HOLE DIAMETER	0.064 INCHES NOMINAL
HOLE QUANTITY	6
HOLE TYPE	DRILLED
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.500 INCHES
NONDEFINITIVE SPEC/STD DATA	6 TYPE
WIDTH ACROSS FLATS	0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.500 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	13

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