5305-01-458-3817, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-458-3817

Federal Supply Class:
5305

National Item Identification Number:
014583817

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:

ISO7380-M4X12-12.9-B3B

I9008

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)

Techincal Specification:

THREAD SERIES DESIGNATOR	M
NOMINAL THREAD DIAMETER	4.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS	0.7
EXTERNAL THREAD TOLERANCE CLASS	5G6G
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	10.2 MILLIMETERS MINIMUM
FASTENER LENGTH	11.6 MILLIMETERS MINIMUM AND
	12.3 MILLIMETERS MAXIMUM
MATERIAL	STEEL PROPERTY CLASS 12.9 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	ISO 898-1 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ISO 4042 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	BUTTON
HEAD DIAMETER	7.2 MILLIMETERS MINIMUM AND
	7.6 MILLIMETERS MAXIMUM
HEAD HEIGHT	1.9 MILLIMETERS MINIMUM AND
	2.2 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	2.5 MILLIMETERS NOMINAL

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