Product Details | CLOSE TOLERANCE SCREW

5305-01-609-7042 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: NAS1135E3DP , 5305-01-609-7042, 01-609-7042, 5305016097042, 016097042

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 2012214 01-609-7042

Cross Reference | NSN 5305-01-609-7042

Part Number Cage Code Manufacturer
NAS1135E3DP 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-609-7042

Characteristic Specifications
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.350 INCHES MINIMUM AND
MATERIAL STEEL COMP 4140 OR
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE PAN
HEAD DIAMETER 0.594 INCHES MINIMUM AND
HEAD HEIGHT 0.203 INCHES MINIMUM AND
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH 0.188 INCHES NOMINAL
GRIP DIAMETER 0.310 INCHES NOMINAL
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD

Restrictions/Controls & Freight Information | NSN 5305-01-609-7042

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: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