5305-01-430-4704, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-430-4704

Federal Supply Class:
5305

National Item Identification Number:
014304704

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:

211042628	43689	HUNTINGTON INGALLS INC
211067211	43689	HUNTINGTON INGALLS INC
595-6404638 FIND 42	53711	NAVAL SEA SYSTEMS COMMAND
6404638 FIND 42	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:

FASTENER LENGTH	1.375 INCHES NOMINAL
HARDNESS RATING	24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM FASTENER
HEAD DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH OR PELLET OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC ALL MATERIAL RESPONSES FASTENER
MATERIAL	NICKEL ALLOY K-500 OR NICKEL ALLOY 502 FASTENER
MATERIAL	PLASTIC POLYAMIDE NYLON LOCKING FEATURE
MINIMUM YIELD STRENGTH	90000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
NONDEFINITIVE SPEC/STD DATA	2 TYPE
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNRC
WIDTH ACROSS FLATS	0.188 INCHES NOMINAL

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