Product Details | SETSCREW

5305-00-206-5990 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.

Part Alternates: AN565A6L4, 5305-00-206-5990, 00-206-5990, 5305002065990, 002065990

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-206-5990

Drawings & Photos | NSN 5305-00-206-5990


Cross Reference | NSN 5305-00-206-5990

Part Number Cage Code Manufacturer
AN565A6L4 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 5305-00-206-5990

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES NOMINAL
FASTENER LENGTH 0.250 INCHES NOMINAL
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C101 HEADLESS
INTERNAL DRIVE STYLE D16 FOUR SPLINE
SPLINE MINOR DIAMETER 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
SPLINE MAJOR DIAMETER 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
SPLINE WIDTH 0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
POINT STYLE F19 FLAT
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN565A6L4

Restrictions/Controls & Freight Information | NSN 5305-00-206-5990

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information