5305-01-056-0149, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-056-0149

Federal Supply Class:
5305

National Item Identification Number:
010560149

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:

LK21096-08024	26304	TORKON FASTENER CORP
MS21096-08024	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.164 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.412 INCHES MINIMUM AND
	0.478 INCHES MAXIMUM
FASTENER LENGTH	1.922 INCHES MINIMUM AND
	1.968 INCHES MAXIMUM
MATERIAL	STEEL COMP 8630 OR
	STEEL COMP 4037 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6050 MIL SPEC 1ST MATERIAL RESPONSE OR
	AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,CL 3 FED SPEC ALL TREATMENT RESPONSES 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	PAN
HEAD DIAMETER	0.306 INCHES MINIMUM AND
	0.322 INCHES MAXIMUM
HEAD HEIGHT	0.105 INCHES MINIMUM AND
	0.115 INCHES 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	MS21096-08024

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