5305-00-068-5840, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-068-5840

Federal Supply Class:
5305

National Item Identification Number:
000685840

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
MS24678-38	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS24678-38C	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS24678-38C	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	1.960 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT	0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
HOLE CONFIGURATION STYLE	ROUND INTERNAL HEXAGON
HOLE DIAMETER	0.047 INCHES NOMINAL
HOLE QUANTITY	3
HOLE TYPE	DRILLED
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	170000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
NONDEFINITIVE SPEC/STD DATA	6 TYPE
WIDTH ACROSS FLATS	0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.340 INCHES MINIMUM AND 1.650 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNF

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