5305-01-363-3211, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-363-3211

Federal Supply Class:
5305

National Item Identification Number:
013633211

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:

NAS1351C7-36

80205

NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

FASTENER LENGTH	2.2500 INCHES NOMINAL
HARDNESS RATING	80.0 ROCKWELL C MINIMUM OVERALL
HEAD DIAMETER	0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
HEAD HEIGHT	0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.4375 INCHES
SPECIFICATION/STANDARD DATA	80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS	0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY I,CL2 FED SPEC 1ST TREATMENT RESPONSE AND FF-S-86 FED SPEC 1ST TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.375 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNRF
THREAD QUANTITY PER INCH	20

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