Product Details | CLOSE TOLERANCE BOLT

5306-01-043-0554 An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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 not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.

Part Alternates: BACB30LJ629, BACB30LJ6-29 , BACB30NF629, BACB30NF6-29, 5306-01-043-0554, 01-043-0554, 5306010430554, 010430554

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 19 JUN 1977 01-043-0554

Drawings & Photos | NSN 5306-01-043-0554


Demand History | NSN 5306-01-043-0554

Part Number Request Date QTY Origin
BACB30LJ6-29 2025-03-78 100 DIBBS
BACB30LJ6-29 2025-03-70 100 DIBBS
5306-01-043-0554 2018-07-211 145 DIBBS
5306-01-043-0554 2018-07-203 145 DIBBS
5306-01-043-0554 2017-03-82 26 DIBBS
5306-01-043-0554 2016-02-32 28 DIBBS
5306-01-043-0554 2016-01-24 28 DIBBS
5306-01-043-0554 2015-08-230 35 DIBBS
5306-01-043-0554 2015-08-216 35 DIBBS
5306-01-043-0554 2015-06-174 104 DIBBS
5306-01-043-0554 2013-03-87 176 DIBBS
5306-01-043-0554 2011-03-67 169 DIBBS
5306-01-043-0554 2010-09-244 300 DIBBS
5306-01-043-0554 2010-08-237 59 DIBBS
5306-01-043-0554 2010-04-99 86 DIBBS
5306-01-043-0554 2009-09-244 159 DIBBS
5306-01-043-0554 2009-06-175 100 DIBBS

Cross Reference | NSN 5306-01-043-0554

Part Number Cage Code Manufacturer
BACB30LJ6-29 06710 VALLEY-TODECO, INC.
BACB30LJ6-29 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
BACB30LJ6-29 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACB30LJ6-29 16258 SPACELOK INC.
BACB30LJ6-29 17943 FEDERAL MANUFACTURING CORPORATION
BACB30LJ6-29 1RC86 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACB30LJ6-29 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
BACB30LJ6-29 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BACB30LJ6-29 81205 THE BOEING COMPANY DBA BOEING
BACB30NF6-29 06710 VALLEY-TODECO, INC.
BACB30NF6-29 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
BACB30NF6-29 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACB30NF6-29 17943 FEDERAL MANUFACTURING CORPORATION
BACB30NF6-29 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
BACB30NF6-29 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BACB30NF6-29 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
BACB30NF6-29 81205 THE BOEING COMPANY DBA BOEING
BACB30NF6-29 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5306-01-043-0554

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.445 INCHES MINIMUM AND 0.495 INCHES MAXIMUM
FASTENER LENGTH 2.267 INCHES MINIMUM AND 2.297 INCHES MAXIMUM
MATERIAL STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C2 UNDERCUT HEXAGON
HEAD HEIGHT 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
GRIP LENGTH 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM
GRIP DIAMETER 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS
SPECIFICATION/STANDARD DATA 81205-BACB30NF MANUFACTURERS STANDARD
MANUFACTURERS CODE 81205
DESIGN CONTROL REFERENCE BACB30NF6-29

Restrictions/Controls & Freight Information | NSN 5306-01-043-0554

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 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 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

Management | NSN 5306-01-043-0554

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 ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
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
M
EA : Each