5305-00-052-7004, SCREW,CAP,SOCKET HEAD

1220-00-052-7003 CHANNELIZED DRIFT ALIGNMENT

National Stock Number:
5305-00-052-7004

Federal Supply Class:
5305

National Item Identification Number:
000527004

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:

LK21295-36	26304	TORKON FASTENER CORP
MS21295-36	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS21295-36	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	0.625 INCHES MINIMUM
FASTENER LENGTH	0.625 INCHES NOMINAL
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
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD 1ST MATERIAL RESPONSE OR
	66 FED STD 2ND MATERIAL RESPONSE OR
	66 FED STD 3RD MATERIAL RESPONSE OR
	66 FED STD 4TH MATERIAL RESPONSE OR
	66 FED STD 5TH MATERIAL RESPONSE OR
	ASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	0.303 INCHES MINIMUM AND
	0.312 INCHES MAXIMUM
HEAD HEIGHT	0.185 INCHES MINIMUM AND
	0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND
	0.159 INCHES MAXIMUM
LOCKING FEATURE	PELLET THREADS

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