Product Details | FLAT WASHER

5310-00-181-6118 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: NAS140143, NAS1401-4-3, 5310-00-181-6118, 00-181-6118, 5310001816118, 001816118

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 13 APR 1970 00-181-6118

Drawings & Photos | NSN 5310-00-181-6118


Demand History | NSN 5310-00-181-6118

Part Number Request Date QTY Origin
5310-00-181-6118 2023-12-347 969 DIBBS
5310-00-181-6118 2018-08-241 398 DIBBS
5310-00-181-6118 2015-11-319 472 DIBBS
5310-00-181-6118 2014-01-01 41 DIBBS
5310-00-181-6118 2013-08-232 29 DIBBS
5310-00-181-6118 2013-02-42 56 DIBBS

Cross Reference | NSN 5310-00-181-6118

Part Number Cage Code Manufacturer
NAS1401-4-3 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5310-00-181-6118

Characteristic Specifications
MATERIAL STEEL OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-7952 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-698 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-698 T2 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-698 T2 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-698 FED SPEC 4TH MATERIAL RESPONSE AND QQ-S-698 T2 FED SPEC 5TH MATERIAL RESPONSE AND QQ-S-698 T2 FED SPEC 6TH MATERIAL RESPONSE AND QQ-S-698 T2 FED SPEC 7TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY3,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 10 SQUARE
WIDTH ACROSS FLATS 0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.090 INCHES NOMINAL
SPECIAL FEATURES 0.060 IN. RADIUS ALL CORNERS,0.090 IN. RADIUS ONE SIDE OF ONE END OR 45 DEG CHAMFER OPTIONAL
SPECIFICATION/STANDARD DATA 80205-NAS1401 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5310-00-181-6118

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: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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 5310-00-181-6118

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 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
1
EA : Each