Product Details | RECESSED WASHER

5310-00-245-8268 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.

Part Alternates: 10188717, 4575571, 457-5571 , 5310-00-245-8268, 00-245-8268, 5310002458268 , 002458268

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 18 JUL 1969 00-245-8268

Drawings & Photos | NSN 5310-00-245-8268


Demand History | NSN 5310-00-245-8268

Part Number Request Date QTY Origin
5310-00-245-8268 2019-05-135 217 DIBBS
5310-00-245-8268 2018-11-313 217 DIBBS
5310-00-245-8268 2018-11-305 217 DIBBS
5310-00-245-8268 2017-10-286 50 United States
5310-00-245-8268 2015-04-120 369 DIBBS
10188717 2013-03-85 20 United States
10188717 2012-12-349 20 United States
5310-00-245-8268 2010-11-330 89 DIBBS
5310-00-245-8268 2010-07-211 452 DIBBS
5310-00-245-8268 2010-06-159 114 DIBBS
5310-00-245-8268 2009-12-336 104 DIBBS

Cross Reference | NSN 5310-00-245-8268

Part Number Cage Code Manufacturer
10188717 18876 U S ARMY AVIATION AND MISSILE COMMAND
5310002458268 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES

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Technical Data | NSN 5310-00-245-8268

Characteristic Specifications
MATERIAL STEEL COMP 301 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-766,CLASS 301,CONDITION FULL HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CHROMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-P-14538 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 28 RECESSED BOTH SIDES
HOLE DIAMETER 0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM
OUTSIDE DIAMETER 0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
RECESS DIAMETER 0.310 INCHES NOMINAL
MATERIAL THICKNESS 0.090 INCHES NOMINAL
TOP RECESS DIAMETER 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
BOTTOM RECESS DIAMETER 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
BOTTOM RECESS ANGLE 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM
TOP RECESS ANGLE 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 10188717

Restrictions/Controls & Freight Information | NSN 5310-00-245-8268

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 BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
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 5310-00-245-8268

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 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
A
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code2Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
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 CodeBConsumable Repair Parts
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 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
A
EA : Each