5305-01-181-1087 SETSCREW Index 5305-01-181-1089 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-181-1088

Federal Supply Class:
5305

National Item Identification Number:
011811088

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:
9111M35P0507482GENERAL ELECTRIC COMPANY
9111M35P050UCY9M.S. AEROSPACE INC.
9111M35P0558828CFM INTERNATIONAL INC
9111M35P0581205THE BOEING COMPANY


Techincal Specification:
COUNTERSINK ANGLE60.0 DEGREES MINIMUM AND 64.0 DEGREES MAXIMUM
FASTENER LENGTH3.280 INCHES MINIMUM AND 3.300 INCHES MAXIMUM
HEAD DIAMETER0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5731 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 LENGTH2.500 INCHES NOMINAL
POINT STYLEFLAT
WIDTH ACROSS FLATS0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH24


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