5305-01-228-5172, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-228-5172

Federal Supply Class:
5305

National Item Identification Number:
012285172

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:

720210-156

05869

RAYTHEON COMPANY

Techincal Specification:

FASTENER LENGTH	0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
HEAD DIAMETER	0.417 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
HEAD HEIGHT	0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
PROPRIETARY CHARACTERISTICS	PACS
MINIMUM TENSILE STRENGTH	75000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
WIDTH ACROSS FLATS	0.1562 INCHES MINIMUM AND 0.1582 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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