5305-00-489-0751, SETSCREW

National Stock Number:
5305-00-489-0751

Federal Supply Class:
5305

National Item Identification Number:
004890751

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Manufacturer Information:

003-007941-093	26916	NORTHROP GRUMMAN SYSTEMS CORPORATION
6634436-002	53711	NAVAL SEA SYSTEMS COMMAND
A-9675-50	38151	MARATHON ELECTRIC, LLC
MS51021-93	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
FFS200	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS51021-93	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
HEAD STYLE	HEADLESS (SETSCREW)HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGONHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 304 OR STEEL COMP 316 OVERALLSTEEL COMP 316 OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 4 STYLE
POINT STYLE	CUPCUP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.490 INCHES MINIMUM AND 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM0.510 INCHES MAXIMUM
THREAD QUANTITY PER INCH	13
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.250 INCHES NOMINAL0.250 INCHES NOMINAL

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