5305-01-175-7569 SETSCREW Index 5306-01-175-7571 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-175-7570

Federal Supply Class:
5305

National Item Identification Number:
011757570

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:
75A613309-200133899GKN AEROSPACE PRECISION MACHINING INC
75A613309-200176301THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH2.310 INCHES MINIMUM AND 2.330 INCHES MAXIMUM
HEAD HEIGHT0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
HEAD STYLECROWNED HEXAGON
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-9047,COND ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
POINT STYLEOVAL
SPECIAL FEATURESDISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 2.090 IN. MIN TO 2.110 IN. MAX; SHANK UNTHREADED HOLE DIAMETER 0.078 IN. MIN TO 0.083 IN. MAX; ANGLE OF DOMED HEAD 88 DEGREES MIN TO 92 DEGREES MAX
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28


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