Product Details | CLOSE TOLERANCE SCREW

5305-01-334-7919 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: NAS1580A5T26, 5305-01-334-7919, 01-334-7919, 5305013347919, 013347919

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 28 FEB 1991 01-334-7919

Drawings & Photos | NSN 5305-01-334-7919


Demand History | NSN 5305-01-334-7919

Part Number Request Date QTY Origin
NAS1580A5T26 2021-10-300 100 United States

Cross Reference | NSN 5305-01-334-7919

Part Number Cage Code Manufacturer
NAS1580A5T26 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-334-7919

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.501 INCHES NOMINAL
FASTENER LENGTH 2.126 INCHES NOMINAL
MATERIAL STEEL OVERALL
HEAD STYLE C39 ROUND WEDGE
INTERNAL DRIVE STYLE D5 HEXAGON
MANUFACTURERS CODE 80205
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE NAS1580A5T26

Restrictions/Controls & Freight Information | NSN 5305-01-334-7919

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