5305-01-302-5219, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-302-5219

Federal Supply Class:
5305

National Item Identification Number:
013025219

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:

1/2-13UNC-3A X 2 1/2 INCHES	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
1/2-13UNC-3A X 2 1/2 INCHES	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
1/2-13UNC-3A X 2 1/2 INCHESL1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
FF-S-86 TYPE VIL1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
FF-S-86	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
FF-S-86 TYPE VI	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
FF-S-86L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
QQ-N-281 GRADE 400 CLASS AL1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
QQ-N-281 GRADE 400 CLASS A	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

CRITICALITY CODE JUSTIFICATION	ZZZW
DEPARTURE FROM CITED DESIGNATOR	QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
DEPARTURE FROM CITED DOCUMENT	MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
FASTENER LENGTH	2.500 INCHES NOMINAL
HEAD HEIGHT	0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.500 INCHES
NONDEFINITIVE SPEC/STD DATA	VI TYPE
WIDTH ACROSS FLATS	0.375 INCHES NOMINAL
WIDTH BETWEEN FLATS	2.500 INCHES NOMINAL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	2.500 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	13

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