5305-01-444-1612, SCREW,CAP,SOCKET HEAD

8415-01-444-1613 TROUSERS,CHEMICAL PROTECTIVE

National Stock Number:
5305-01-444-1612

Federal Supply Class:
5305

National Item Identification Number:
014441612

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:

B1831BH080020N

80204

AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED

Techincal Specification:

THREAD SERIES DESIGNATOR	M
NOMINAL THREAD DIAMETER	8.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS	1.25
EXTERNAL THREAD TOLERANCE CLASS	6G
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	17.50 MILLIMETERS MINIMUM
FASTENER LENGTH	19.6 MILLIMETERS MINIMUM AND
	20.4 MILLIMETERS MAXIMUM
MATERIAL	STEEL PROPERTY CLASS 12.9 OVERALL
SURFACE TREATMENT	ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTMB633,FE/ZN5,TY2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	12.70 MILLIMETERS MINIMUM AND
	13.00 MILLIMETERS MAXIMUM
HEAD HEIGHT	7.83 MILLIMETERS MINIMUM AND
	8.00 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	8.025 MILLIMETERS MINIMUM AND
	8.115 MILLIMETERS MAXIMUM

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