Product Details | CLOSE TOLERANCE SCREW

5305-01-209-9377 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: BACB30NT3K4, 5305-01-209-9377, 01-209-9377, 5305012099377, 012099377

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 05 JUN 1985 01-209-9377

Demand History | NSN 5305-01-209-9377

Part Number Request Date QTY Origin
BACB30NT3K4 2025-03-75 582 DIBBS
BACB30NT3K4 2024-10-291 156 DIBBS
5305-01-209-9377 2018-05-144 1 DIBBS-RFPs
5305-01-209-9377 2017-09-270 1900 DIBBS
BACB30NT3K4 2016-12-354 100 United States
BACB30NT3K4 2016-12-351 25 United States
BACB30NT3K4 2016-12-351 50 United States
BACB30NT3K4 2016-12-351 100 United States
BACB30NT3K4 2016-12-351 500 United States
5305-01-209-9377 2016-06-168 1753 DIBBS
5305-01-209-9377 2016-06-160 1753 DIBBS
5305-01-209-9377 2010-07-195 231 DIBBS

Cross Reference | NSN 5305-01-209-9377

Part Number Cage Code Manufacturer
BACB30NT3K4 06710 VALLEY-TODECO, INC.
BACB30NT3K4 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
BACB30NT3K4 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACB30NT3K4 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
BACB30NT3K4 17943 FEDERAL MANUFACTURING CORPORATION
BACB30NT3K4 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
BACB30NT3K4 73197 HI-SHEAR CORPORATION
BACB30NT3K4 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
BACB30NT3K4 81205 THE BOEING COMPANY DBA BOEING
BACB30NT3K4 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACB30NT3K4 93907 TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
BACB30NT3K4 97928 HUCK INTL INC
BACB30NT3K4 L4528 LISI AEROSPACE CANADA CORP
BACB30NT3K4 Z03F0 BOEING DEFENCE AUSTRALIA LTD
BACB30NT3K4 Z8T75 BOEING DEFENCE AUSTRALIA LTD

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Technical Data | NSN 5305-01-209-9377

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
HEAD DIAMETER 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNF
MATERIAL TITANIUM ALLOY OVERALL
THREAD QUANTITY PER INCH 32
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD LENGTH 0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES THREADS
MATERIAL DOCUMENT AND CLASSIFICATION AMS 4967 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE PAN
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
HEAD HEIGHT 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
GRIP DIAMETER 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION BMS 10-85 TY 1,FSCM 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT ALUMINUM OVERALL
FASTENER LENGTH 0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
GRIP LENGTH 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
THREAD CLASS 3A

Restrictions/Controls & Freight Information | NSN 5305-01-209-9377

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.
Category Code Description
NMF Description 136500 METAL NOI/METAL ALLOYS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code KH Defense Industrial Supply Center
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 5305-01-209-9377

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationE The current standard price is an estimated price.
  • Estimated Price challenges are allowed, but follow procedures in para 60.b. (3) of section L of this manual.
  • This code will be changed to a P code upon notification of a contract price or this code will be changed to an updated code upon determination of a valid price.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
Purchasing QTY
UOM
H
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
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
Purchasing QTY
UOM
H
EA : Each