5305-99-705-5978, SCREW,CAP,SOCKET HEAD

4720-99-706-0651 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
5305-99-705-5978

Federal Supply Class:
5305

National Item Identification Number:
997055978

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:

301004-0712	U6441	ATLANTIC INERTIAL SYSTEMS LIMITED
BS4168:PART 1 M4X12-A2-70	K7766	BRITISH STANDARDS INSTITUTION
ISO4762-M4X12	I9008	INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)
ND8032	K0824	PEARSON ENGINEERING LIMITED
BSENISO4762	K7766	BRITISH STANDARDS INSTITUTION

Techincal Specification:

EXTERNAL THREAD TOLERANCE CLASS	5G6G
FASTENER LENGTH	11.65 MILLIMETERS MINIMUM AND 12.35 MILLIMETERS MAXIMUM
HEAD DIAMETER	6.78 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM
HEAD HEIGHT	3.82 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM
HEAD STYLE	FLAT FILLISTER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	BS 970 A4-70 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH	700 NEWTONS PER SQUARE MILLIMETER
NOMINAL THREAD DIAMETER	4.00 MILLIMETERS
SPECIAL FEATURES	ALTERNATIVE KNURLED HD;3.82 MM MIN 4 MM MAX GRIP DIA;STRENGTH GRADE A4-70
WIDTH ACROSS FLATS	3.02 MILLIMETERS MINIMUM AND 3.08 MILLIMETERS MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	12.00 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATOR	ISO M
THREAD PITCH IN MILLIMETERS	0.70

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