Product Details | CLOSE TOLERANCE SCREW

5305-01-508-2139 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: HT4025L715, HT4025L7-15 , ST3M4547L15, ST3M454-7L15, WC4025L715, WC4025L-7-15, 119057L15, 11905-7L15 , 5305-01-508-2139, 01-508-2139, 5305015082139, 015082139

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 15 MAY 2003 01-508-2139

Drawings & Photos | NSN 5305-01-508-2139


Cross Reference | NSN 5305-01-508-2139

Part Number Cage Code Manufacturer
11905-7L15 59563 REID PRODUCTS INC. DBA REID PRODUCTS
HT4025L7-15 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
HT4025L7-15 0PTK6 SPS TECHNOLOGIES INC
HT4025L7-15 73197 HI-SHEAR CORPORATION
HT4025L7-15 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
HT4025L7-15 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
HT4025L7-15 K5673 SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
HT4025L7-15 L4528 LISI AEROSPACE CANADA CORP
ST3M454-7L15 58998 EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGY
ST3M454-7L15 76301 BOEING COMPANY, THE DBA BOEING
WC4025L-7-15 60516 WEST COAST AEROSPACE INC

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Technical Data | NSN 5305-01-508-2139

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.675 INCHES NOMINAL
FASTENER LENGTH 1.598 INCHES MINIMUM AND 1.628 INCHES MAXIMUM
MATERIAL STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D9 HIGH-TORQUE
GRIP LENGTH 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
GRIP DIAMETER 0.437 INCHES NOMINAL
III PART NAME ASSIGNED BY CONTROLLING AGENCY (INAVY) SCREW,CLOSE TOLER

Restrictions/Controls & Freight Information | NSN 5305-01-508-2139

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 096640 SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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

Management | NSN 5305-01-508-2139

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDQEFIGHTERAIRCRAFT-FIRST(F18 E/F)
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative