Product Details | LOCK WASHER

5310-00-187-2430 A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part Alternates: MS35338126, MS35338-126, M24231/9-013, M242319013, ANSI B18.21.1, ANSIB18211, FFW84, FF-W-84, L312001678, 004003005007, 004-003005-007, 2620709X4PC149, 2620-709X4PC149, 34610040, 346-10040, 983026PC15, 5310-00-187-2430, 00-187-2430, 5310001872430, 001872430

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-187-2430

Drawings & Photos | NSN 5310-00-187-2430


Demand History | NSN 5310-00-187-2430

Part Number Request Date QTY Origin
5310-00-187-2430 2025-10-274 80 DIBBS
FFW84 2025-03-86 1 US
FFW84 2025-03-85 1 United States
5310-00-187-2430 2022-09-266 114 DIBBS
5310-00-187-2430 2022-09-255 114 DIBBS
5310-00-187-2430 2022-08-233 114 DIBBS
5310-00-187-2430 2022-06-178 91 DIBBS
5310-00-187-2430 2020-12-364 125 DIBBS
5310-00-187-2430 2020-12-356 125 DIBBS
5310-00-187-2430 2020-08-229 127 DIBBS
5310-00-187-2430 2020-07-206 133 DIBBS
5310-00-187-2430 2020-07-198 133 DIBBS
5310-00-187-2430 2019-09-260 101 DIBBS
5310-00-187-2430 2018-06-173 1 DIBBS-RFPs
5310-00-187-2430 2018-06-158 65 DIBBS
5310-00-187-2430 2018-05-150 65 DIBBS
M242319013 2013-01-29 1 United States
MS35338126 2013-01-29 0 United States
5310-00-187-2430 2009-07-201 375 DIBBS
5310-00-187-2430 2009-06-181 35000 US
5310-00-187-2430 2009-06-181 350 DIBBS
5310-00-187-2430 2009-03-86 151 DIBBS

Cross Reference | NSN 5310-00-187-2430

Part Number Cage Code Manufacturer
004-003005-007 26916 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MULTIPLE
2620-709X4PC149 96169 ELECTRIC BOAT CORPORATION
346-10040 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
983026PC15 81316 PORTSMOUTH NAVAL SHIPYARD
ANSI B18.21.1 80204 AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
FF-W-84 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
L312001678 36090 LOCKHEED MARTIN LIBRASCOPE CORP
M24231/9-013 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
MS35338-126 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-187-2430

Characteristic Specifications
MATERIAL NICKEL ALLOY A OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 33.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 108 SPLIT HELICAL-RIGHT HAND
HOLE DIAMETER 0.636 INCHES MINIMUM AND 0.653 INCHES MAXIMUM
OUTSIDE DIAMETER 1.079 INCHES MAXIMUM
MATERIAL THICKNESS 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
III MINIMUM TENSILE STRENGTH 155000 POUNDS PER SQUARE INCH
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35338-126

Restrictions/Controls & Freight Information | NSN 5310-00-187-2430

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 139820 NICKEL BOLTS/NAILS/NUTS/RIVETS ETC
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 713 unknown
Originating Activity Code XX
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 5310-00-187-2430

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.
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
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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
1
HD : 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
1
HD : Each