5305-01-031-8302, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-031-8302

Federal Supply Class:
5305

National Item Identification Number:
010318302

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:

2170584

10001

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.687 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	0.855 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
HEAD DIAMETER	0.739 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT	0.500 INCHES NOMINAL
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.094 INCHES NOMINAL AND 0.099 INCHES MAXIMUM FIRST HOLE
WIDTH ACROSS FLATS	0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.615 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	18

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