Additional Information:

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.

Cross Reference

HT4049-6D14 06950ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMSHT4049-6D14 17446HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMSHT4049-6D14 56878SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISIONHT4049-6D14 73197HI-SHEAR CORPORATIONHT4049-6D14 80539SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUPHT4049-6D14 92215ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMSHT4049-6D14 97928HUCK INTL INCHT4049-6D14 L4528LISI AEROSPACE CANADA CORPST3M714-6D14 0PTK6SPS TECHNOLOGIES INCST3M714-6D14 58998EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGYST3M714-6D14 60516WEST COAST AEROSPACE INCST3M714-6D14 76301BOEING COMPANY, THE DBA BOEINGST3M714-6D14 K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION

Restrictions/Controls & Freight Information

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.

Management

Cognizance Codes9BNavy-owned stocks of DLA materialNaval Inventory Control Point, MechanicsburgSource of SupplySMSDefense Logistics AgencyEnterprise Business SystemsAgencyDNDepartment of the NavyService OrganizationNU.S. NavyAcquisition 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 CodeUUNCLASSIFIEDShelf Life Code0Nondeteriorative

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