5305-01-264-4212, SETSCREW

National Stock Number:
5305-01-264-4212

Federal Supply Class:
5305

National Item Identification Number:
012644212

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:

AN565DC524H4	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FF-S-200	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

FASTENER LENGTH	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES
NONDEFINITIVE SPEC/STD DATA	1 TYPE OR 4 STYLE
POINT STYLE	CUP
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNF

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