Product Details | CLOSE TOLERANCE SCREW

5305-00-450-4085 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: AIC1023H510, AIC1023H5-10, C387H510, C387H5-10, CS318642H510, CS318642H5-10, HR101H510, HR101H5-10, VT1039H510, VT1039H5-10, 5305-00-450-4085, 00-450-4085, 5305004504085, 004504085

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 19 DEC 1969 00-450-4085

Drawings & Photos | NSN 5305-00-450-4085


Cross Reference | NSN 5305-00-450-4085

Part Number Cage Code Manufacturer
AIC1023H5-10 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
C387H5-10 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
CS318642H5-10 93907 TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
HR101H5-10 73197 HI-SHEAR CORPORATION
HR101H5-10 L4528 LISI AEROSPACE CANADA CORP
VT1039H5-10 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-00-450-4085

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 0.423 INCHES MINIMUM AND 0.473 INCHES MAXIMUM
FASTENER LENGTH 1.058 INCHES MINIMUM AND 1.088 INCHES MAXIMUM
MATERIAL STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT NICKEL AND CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.531 INCHES MINIMUM AND 0.558 INCHES MAXIMUM
COUNTERSINK ANGLE 59.75 DEGREES MINIMUM AND 60.25 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
GRIP DIAMETER 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS
SPECIAL FEATURES BEARING SURFACE OF HEAD TO BE GROOVED TO 0.394 IN. MIN 0.396 IN. MAX DIA,0.092 IN. MIN 0.097 IN. MAX FROM TOP OF HEAD

Restrictions/Controls & Freight Information | NSN 5305-00-450-4085

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 U 50
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