5305-01-454-6942, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-454-6942

Federal Supply Class:
5305

National Item Identification Number:
014546942

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:

3176209-C-529	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
3176209-C-529	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

COUNTERSINK ANGLE	80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
FASTENER LENGTH	0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD DIAMETER	0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM
HEAD STYLE	FLAT COUNTERSUNK
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURE
MATERIAL	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.164 INCHES
SPECIAL FEATURES	SELF-LOCKING ELEMENT: PATCH TYPE PER MIL-F-18240 EXCEPT PREVAILING AND BREAKAWAY TORQUE VALUES LISTED IN INDUSTRIAL FASTENER INSTITUTE SPECIFICATION IFI-124 SHALL APPLY
WIDTH ACROSS FLATS	0.094 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE FASTENER
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.387 INCHES NOMINAL
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC

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