Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-385-9218 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: H495133, H49513-3, ST133409, ST1334-09, ST211309, ST2113-09, ST211809, ST2118-09, ST211909, ST2119-09 , LH111893, LH11189-3, 4023115, 5310-00-385-9218, 00-385-9218, 5310003859218, 003859218

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 25 MAR 1974 00-385-9218

Drawings & Photos | NSN 5310-00-385-9218


Demand History | NSN 5310-00-385-9218

Part Number Request Date QTY Origin
5310-00-385-9218 2026-03-77 12 Greece
ST2113-09 2025-11-315 8028 DIBBS
ST2118-09 2025-11-315 8028 DIBBS
ST2119-09 2025-11-315 8028 DIBBS
ST2113-09 2025-10-294 8272 DIBBS
ST2118-09 2025-10-294 8272 DIBBS
ST2119-09 2025-10-294 8272 DIBBS
ST2113-09 2025-10-288 3367 DIBBS
ST2118-09 2025-10-288 3367 DIBBS
ST2119-09 2025-10-288 3367 DIBBS
5310-00-385-9218 2025-10-280 500 United States
5310-00-385-9218 2025-09-266 24 Greece
5310-00-385-9218 2025-09-255 24 Greece
5310-00-385-9218 2025-09-252 24 Greece
ST2113-09 2025-07-198 17666 DIBBS
ST2118-09 2025-07-198 17666 DIBBS
ST2119-09 2025-07-198 17666 DIBBS
5310-00-385-9218 2025-05-148 12 Greece
ST2113-09 2025-05-126 35994 DIBBS
ST2118-09 2025-05-126 35994 DIBBS
ST2119-09 2025-05-126 35994 DIBBS
ST2113-09 2025-04-96 17272 DIBBS
ST2118-09 2025-04-96 17272 DIBBS
ST2119-09 2025-04-96 17272 DIBBS
ST2113-09 2025-03-70 3110 DIBBS
ST2113-09 2025-03-70 13652 DIBBS
ST2118-09 2025-03-70 3110 DIBBS
ST2118-09 2025-03-70 13652 DIBBS
ST2119-09 2025-03-70 3110 DIBBS
ST2119-09 2025-03-70 13652 DIBBS
ST2113-09 2023-06-178 14891 DIBBS
ST2118-09 2023-06-178 14891 DIBBS
ST2119-09 2023-06-178 14891 DIBBS
5310-00-385-9218 2018-10-277 26846 DIBBS
5310-00-385-9218 2017-05-136 16216 DIBBS
5310-00-385-9218 2017-02-53 1800 MANUAL
4023115 2016-05-151 15 Indonesia

Cross Reference | NSN 5310-00-385-9218

Part Number Cage Code Manufacturer
4023115 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
H49513-3 15653 ALCOA GLOBAL FASTENERS, INC.
LH11189-3 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
LH11189-3 72962 HARVARD INDUSTRIES INC
ST1334-09 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
ST2113-09 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST2118-09 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST2118-09 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
ST2119-09 15653 ALCOA GLOBAL FASTENERS, INC.
ST2119-09 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5310-00-385-9218

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 48.0 ROCKWELL C MAXIMUM
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.311 INCHES MAXIMUM
OVERALL HEIGHT 0.250 INCHES MAXIMUM
WASHER THICKNESS 0.025 INCHES MINIMUM
WIDTH ACROSS FLATS 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE 90.0 DEGREES NOMINAL NUT
TEMP RATING NOT RATED
MANUFACTURERS CODE 77445
MFR SOURCE CONTROLLING REFERENCE 4023115

Restrictions/Controls & Freight Information | NSN 5310-00-385-9218

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:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
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 713 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 5310-00-385-9218

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.
Materiel Management Aggregation CodeNZSX:PRATT & WHITNEY JET ENGINES & COMPONENTS, F-100–P-100
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each