5305-00-475-8020, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-475-8020

Federal Supply Class:
5305

National Item Identification Number:
004758020

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:

10125326	A486G	NIMIKKEISTOKESKUS NCB FINLAND
APN317M2007A010	U1918	MISSION SYSTEMS WIMBORNE LIMITED
NAS1351C3-16	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1351C3-16	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
VA97-0190-009	K0668	LEONARDO UK LTD

Techincal Specification:

HEAD HEIGHT	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
SPECIFICATION/STANDARD DATA	80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.875 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32
HEAD DIAMETER	0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HARDNESS RATING	81.7 ROCKWELL B NOMINAL OVERALL
FASTENER LENGTH	1.000 INCHES NOMINAL

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