5305-00-206-5091, SETSCREW

National Stock Number:
5305-00-206-5091

Federal Supply Class:
5305

National Item Identification Number:
002065091

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:

FFS200

81348

FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.312 INCHES
THREAD QUANTITY PER INCH	18
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.500 INCHES MAXIMUM
FASTENER LENGTH	0.500 INCHES NOMINAL
MATERIAL	STEEL COMP 4037 OR
	STEEL COMP 4137 OR
	STEEL COMP 4140 OR
	STEEL COMP 8630 OR
	STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND
	53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	0.156 INCHES NOMINAL
POINT STYLE	CUP
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND
	2 STYLE
DEPARTURE FROM CITED DESIGNATOR	AS MODIFIED BY THREAD CLASS
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FFS200

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