5305-00-619-2274, SETSCREW

National Stock Number:
5305-00-619-2274

Federal Supply Class:
5305

National Item Identification Number:
006192274

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:

AN565A428H5

88044

AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.312 INCHES NOMINAL
FASTENER LENGTH	0.312 INCHES NOMINAL
MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND
	53.0 ROCKWELL C MAXIMUM OVERALL
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	0.125 INCHES MINIMUM AND
	0.127 INCHES MAXIMUM
POINT STYLE	FLAT
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND
	1 STYLE
DEPARTURE FROM CITED DESIGNATOR	AS MODIFIED BY SURFACE TREATMENT
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	AN565A428H5

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