5305-00-003-8161, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-003-8161

Federal Supply Class:
5305

National Item Identification Number:
000038161

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:

FFS86	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
NAS1351-6-12P	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

FASTENER LENGTH	0.750 INCHES NOMINAL
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT	0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL UNS K03104 OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.375 INCHES
NONDEFINITIVE SPEC/STD DATA	6 TYPE
SPECIFICATION/STANDARD DATA	80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS	0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.667 INCHES MINIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNRF

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