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

11925C6-13A 59563REID PRODUCTS INC. DBA REID PRODUCTSHT4020-6-13A 06725SPS TECHNOLOGIES LLC DBA AIR INDUSTRIESHT4020-6-13A 06950ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMSHT4020-6-13A 0PTK6SPS TECHNOLOGIES INCHT4020-6-13A 17446HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMSHT4020-6-13A 27624SPS TECHNOLOGIES, LLC DBA PB FASTENERSHT4020-6-13A 56878SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISIONHT4020-6-13A 73197HI-SHEAR CORPORATIONHT4020-6-13A 80539SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUPHT4020-6-13A 92215ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMSHT4020-6-13A K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISIONHT4020-6-13A L4528LISI AEROSPACE CANADA CORPST3M652C6-13A 06710VALLEY-TODECO, INC.ST3M652C6-13A 0ZC92HEARTLAND PRECISION FASTENERS, INC.ST3M652C6-13A 1VSL7HOUSTON PRECISION FASTENER L.L.C.ST3M652C6-13A 58998EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGYST3M652C6-13A 76301BOEING COMPANY, THE DBA BOEINGWC4020-6-13A 60516WEST COAST AEROSPACE INC

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) 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)

Management

Cognizance Codes9BNavy-owned stocks of DLA materialNaval Inventory Control Point, MechanicsburgSpecial Material IDQEFIGHTERAIRCRAFT-FIRST(F18 E/F)Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautionsSource 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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