Product Details | CLOSE TOLERANCE BOLT

5306-01-028-4428 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: 69426131, 69-42613-1, 5306-01-028-4428, 01-028-4428, 5306010284428, 010284428

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 OCT 1976 01-028-4428

Drawings & Photos | NSN 5306-01-028-4428


Demand History | NSN 5306-01-028-4428

Part Number Request Date QTY Origin
5306-01-028-4428 2020-02-54 9 DIBBS
5306-01-028-4428 2019-10-289 48 DIBBS
5306-01-028-4428 2019-09-249 24 DIBBS
5306-01-028-4428 2019-08-241 24 DIBBS
5306-01-028-4428 2018-12-345 13 DIBBS
5306-01-028-4428 2018-11-332 13 DIBBS
5306-01-028-4428 2018-10-289 34 DIBBS
5306-01-028-4428 2018-02-39 16 DIBBS
5306-01-028-4428 2018-01-31 16 DIBBS
5306-01-028-4428 2017-10-291 30 DIBBS
5306-01-028-4428 2017-08-243 8 DIBBS
5306-01-028-4428 2017-08-227 6 DIBBS
5306-01-028-4428 2017-08-213 10 DIBBS
5306-01-028-4428 2017-01-31 1 DIBBS
5306-01-028-4428 2016-12-363 6 DIBBS
5306-01-028-4428 2016-11-312 1 DIBBS
5306-01-028-4428 2008-06-169 60 DIBBS
5306-01-028-4428 2008-03-67 20 DIBBS

Cross Reference | NSN 5306-01-028-4428

Part Number Cage Code Manufacturer
69-42613-1 17943 FEDERAL MANUFACTURING CORPORATION
69-42613-1 57928 SONIC INDUSTRIES INC.
69-42613-1 81205 THE BOEING COMPANY DBA BOEING

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Technical Data | NSN 5306-01-028-4428

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.428 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
FASTENER LENGTH 2.501 INCHES MINIMUM AND 2.531 INCHES MAXIMUM
MATERIAL STEEL OR STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6427 ASSN STD 1ST MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CHROMIUM SIDES OF HEAD CHROMIUM TOP OF HEAD
MINIMUM TENSILE STRENGTH 180000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
GRIP LENGTH 2.053 INCHES MINIMUM AND 2.073 INCHES MAXIMUM
GRIP DIAMETER 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 2.368 INCHES MINIMUM AND 2.418 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE

Restrictions/Controls & Freight Information | NSN 5306-01-028-4428

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:UPrecious metal type is unknown
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 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 5306-01-028-4428

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each