Product Details | CLOSE TOLERANCE SCREW

5305-00-240-4540 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: AIC82715, AIC82-7-15, C082715, C082-7-15, SFT227A15, SFT22-7A15, VS2545T7F15, 5305-00-240-4540, 00-240-4540, 5305002404540, 002404540

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 05 JAN 1972 00-240-4540

Drawings & Photos | NSN 5305-00-240-4540


Cross Reference | NSN 5305-00-240-4540

Part Number Cage Code Manufacturer
AIC82-7-15 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
C082-7-15 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
SFT22-7A15 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
SFT22-7A15 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
VS2545T7F15 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-00-240-4540

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.437 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
FASTENER LENGTH 1.388 INCHES MINIMUM AND 1.435 INCHES MAXIMUM
MATERIAL STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.890 INCHES NOMINAL
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
GRIP LENGTH 0.927 INCHES MINIMUM AND 0.947 INCHES MAXIMUM
GRIP DIAMETER 0.4358 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-00-240-4540

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable