Product Details | CLOSE TOLERANCE SCREW

5305-01-568-1943 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: NAS1133V1C, 5305-01-568-1943, 01-568-1943, 5305015681943, 015681943

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 22 OCT 2008 01-568-1943

Cross Reference | NSN 5305-01-568-1943

Part Number Cage Code Manufacturer
NAS1133V1C 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-568-1943

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.338 INCHES NOMINAL
HEAD HEIGHT 0.133 INCHES MAXIMUM
POINT STYLE FLAT
GRIP LENGTH 0.062 INCHES NOMINAL
POINT DIAMETER 0.189 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
THREAD QUANTITY PER INCH 32
HEAD DIAMETER 0.373 INCHES MAXIMUM
NOMINAL THREAD DIAMETER 0.190 INCHES
MATERIAL TITANIUM OVERALL
THREAD SERIES DESIGNATOR UNJF
HEAD STYLE PAN
MINIMUM TENSILE STRENGTH 3180 POUNDS PER SQUARE INCH
FASTENER LENGTH 0.062 INCHES NOMINAL
SURFACE TREATMENT ALUMINUM OVERALL
GRIP DIAMETER 0.331 INCHES MINIMUM
THREAD CLASS 3A

Restrictions/Controls & Freight Information | NSN 5305-01-568-1943

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information