5305-01-389-0109, SETSCREW

National Stock Number:
5305-01-389-0109

Federal Supply Class:
5305

National Item Identification Number:
013890109

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:

174503-1	21877	NORTHROP GRUMMAN SYSTEMS CORPORATION
LP57XA62J8X1	16941	LONG-LOK LLC

Techincal Specification:

FASTENER LENGTH	0.468 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	66, 300 SERIES FED STD ALL MATERIAL RESPONSES FASTENER
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
MATERIAL	PLASTIC NYLON LOCKING FEATURE
MATERIAL	STEEL CORROSION RESISTING FASTENER
NOMINAL THREAD DIAMETER	0.138 INCHES
POINT STYLE	FLAT
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM

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