Product Details | FLAT WASHER

5310-00-728-9957 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Part Alternates: 10082583 , 10910174, 1091017422, 10910174-22 , 53510, 731960 , 5310-00-728-9957, 00-728-9957, 5310007289957 , 007289957

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-728-9957

Drawings & Photos | NSN 5310-00-728-9957


Demand History | NSN 5310-00-728-9957

Part Number Request Date QTY Origin
5310-00-728-9957 2024-09-247 100 US
5310-00-728-9957 2023-03-62 18543 DIBBS
5310-00-728-9957 2023-02-54 18543 DIBBS
5310-00-728-9957 2023-01-31 25050 DIBBS
5310-00-728-9957 2022-12-339 100 United States
5310-00-728-9957 2022-11-328 25050 DIBBS
5310-00-728-9957 2022-09-263 7762 DIBBS
5310-00-728-9957 2021-11-319 17029 DIBBS
5310-00-728-9957 2021-11-306 17029 DIBBS
5310-00-728-9957 2020-07-203 600 United States
10910174-22 2020-02-59 3000 US
10910174-22 2020-02-59 1500 US
5310-00-728-9957 2020-02-59 1500 MANUAL
5310-00-728-9957 2020-02-59 3000 MANUAL
5310-00-728-9957 2019-09-258 20000 DIBBS
5310-00-728-9957 2019-03-87 12492 DIBBS
10910174 2019-02-44 1856 US
5310-00-728-9957 2018-11-310 9534 DIBBS
5310-00-728-9957 2018-10-302 9534 DIBBS
5310-00-728-9957 2018-06-173 1 DIBBS-RFPs
10910174-22 2017-11-306 20
5310-00-728-9957 2017-11-306 20 DIBBS-KIT
5310-00-728-9957 2017-06-170 1760 United States
5310-00-728-9957 2017-03-81 25478 DIBBS
10910174-22 2017-03-79 6
5310-00-728-9957 2017-03-79 6 DIBBS-KIT
10910174 2017-03-61 1
1091017422 2016-09-263 700 United States
5310-00-728-9957 2016-03-81 1300 United States
5310-00-728-9957 2016-02-33 1000 United States
5310-00-728-9957 2015-12-356 500 United States
5310-00-728-9957 2015-05-134 33901 DIBBS
5310-00-728-9957 2011-12-342 360 US
10910174-22 2011-08-214 100 United States
5310-00-728-9957 2011-03-63 24000 United States
5310-00-728-9957 2011-03-61 300 Italy
5310-00-728-9957 2011-01-12 81068 US
10910174 2010-02-39 500 US
5310-00-728-9957 2009-08-229 36000 US
5310-00-728-9957 2009-04-91 125 US
5310-00-728-9957 2008-09-253 100 United States
1091017422 2008-03-87 832 United States

Cross Reference | NSN 5310-00-728-9957

Part Number Cage Code Manufacturer
10910174 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
10910174-22 19200 US ARMY ARDEC RDECOM
10910174-22 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
5310007289957 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
53510 34623 AM GENERAL, LLC
731960 34623 AM GENERAL, LLC

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Technical Data | NSN 5310-00-728-9957

Characteristic Specifications
MATERIAL STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-626 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-627 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-626 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-627 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-626 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-627 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-624 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-626 FED SPEC 4TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.112 INCHES MINIMUM AND 0.126 INCHES MAXIMUM
FEATURES PROVIDED CASEHARDENED

Restrictions/Controls & Freight Information | NSN 5310-00-728-9957

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 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
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 5310-00-728-9957

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Q
EA : Each
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
Q
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Echelon Identification CodeT
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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
Q
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
Q
EA : Each