Product Details | SHOULDERED AND RECESSED WASHER

5310-00-521-4323 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: DX5317F, 5EH1327, 5EH132-7, 02000-3179, 10A9835, 10BL0724, 10BL2724, 189856, 20003179, 2000-3179, 28081, 303552, 5310-00-521-4323, 00-521-4323, 5310005214323, 020003179, 005214323

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-521-4323

Drawings & Photos | NSN 5310-00-521-4323


Cross Reference | NSN 5310-00-521-4323

Part Number Cage Code Manufacturer
02000-3179 93568 HARSCO CORP BMY-COMBAT SYSTEMS DIV
10A9835 95201 NAPCO INTERNATIONAL LLC
10BL0724 62265 VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO
10BL2724 62265 VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO
189856 58275 SASCO INC CANADIAN DIV
2000-3179 93568 HARSCO CORP BMY-COMBAT SYSTEMS DIV
28081 56442 DIAMOND REO TRUCK CO
303552 65282 WHITE MOTOR CORP
5EH132-7 89619 MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS
5EH1327 76040 MACK TRUCKS INC PARTS OPN
DX5317F 56442 DIAMOND REO TRUCK CO

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Technical Data | NSN 5310-00-521-4323

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 12 SHOULDERED AND RECESS
HOLE DIAMETER 0.250 INCHES NOMINAL
SHOULDER DIAMETER 0.578 INCHES NOMINAL
OUTSIDE DIAMETER 1.125 INCHES NOMINAL
RECESS DIAMETER 0.531 INCHES NOMINAL
RECESS DEPTH 0.156 INCHES NOMINAL
MATERIAL THICKNESS 0.020 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-521-4323

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 573 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 5310-00-521-4323

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each