5305-01-416-1843, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-416-1843

Federal Supply Class:
5305

National Item Identification Number:
014161843

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:

211046452	53711	NAVAL SEA SYSTEMS COMMAND
585-6404851 ITEM 77	53711	NAVAL SEA SYSTEMS COMMAND
6404851 ITEM 77	53711	NAVAL SEA SYSTEMS COMMAND
MIL-DTL-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-S-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD SERIES DESIGNATOR	UNRC
NOMINAL THREAD DIAMETER	0.500 INCHES
THREAD QUANTITY PER INCH	13
THREAD CLASS	3A
FASTENER LENGTH	1.750 INCHES NOMINAL
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURE
	NICKEL ALLOY K-500 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286, CLA FED SPEC SINGLE MATERIAL RESPONSE FASTENER
HARDNESS RATING	24.0 ROCKWELL C NOMINAL FASTENER
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	90000 POUNDS PER SQUARE INCH
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	0.735 INCHES MINIMUM AND
	0.750 INCHES MAXIMUM
HEAD HEIGHT	0.492 INCHES MINIMUM AND
	0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	0.375 INCHES NOMINAL
LOCKING FEATURE	PELLET OR
	PATCH OR
	STRIP THREADS
NONDEFINITIVE SPEC/STD DATA	2 TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-DTL-1222

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