5305-01-077-1001, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-077-1001

Federal Supply Class:
5305

National Item Identification Number:
010771001

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:

LK21091-3004	26304	TORKON FASTENER CORP
MS21091-3004	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.469 INCHES NOMINAL
FASTENER LENGTH	0.641 INCHES MINIMUM AND
	0.687 INCHES MAXIMUM
MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6300 ASSN STD SINGLE MATERIAL RESPONSE OR
	MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE II CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
HEAD STYLE	FLAT COUNTERSUNK
HEAD DIAMETER	0.371 INCHES MINIMUM AND
	0.385 INCHES MAXIMUM
COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND
	101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
LOCKING FEATURE	PATCH OR
	PELLET OR
	STRIP THREADS
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS21091-3004

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