5305-01-181-1084 SCREW,MACHINE Index 5305-01-181-1086 SETSCREW

National Stock Number:
5305-01-181-1085

Federal Supply Class:
5305

National Item Identification Number:
011811085

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:
9111M35P0207482GENERAL ELECTRIC COMPANY
9111M35P020UCY9M.S. AEROSPACE INC.
9111M35P0258828CFM INTERNATIONAL INC


Techincal Specification:
COUNTERSINK ANGLE62.0 DEGREES NOMINAL
FASTENER LENGTH1.780 INCHES MINIMUM AND 1.800 INCHES MAXIMUM
HEAD DIAMETER0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
POINT DIAMETER0.256 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
POINT LENGTH1.000 INCHES NOMINAL
POINT STYLEFLAT
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH24


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