Product Details | KEY WASHER

5310-00-638-5176 A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part Alternates: 2W11A5, 5310-00-638-5176, 00-638-5176, 5310006385176, 006385176

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-638-5176

Cross Reference | NSN 5310-00-638-5176

Part Number Cage Code Manufacturer
2W11A5 43999 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-00-638-5176

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTERNAL KEY QUANTITY 4
INTERNAL KEY QUANTITY 1
HOLE DIAMETER 0.328 INCHES MINIMUM AND 0.338 INCHES MAXIMUM
OUTSIDE DIAMETER 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
EXTERNAL STRAIGHT KEY LENGTH 0.125 INCHES NOMINAL
EXTERNAL STRAIGHT KEY WIDTH 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
INTERNAL STRAIGHT KEY WIDTH 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY 0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS 0.750 INCHES NOMINAL
MATERIAL THICKNESS 0.032 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-638-5176

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 5310-00-638-5176

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 CodesPRESTRICTED REQUISITION - SECURITY ASSISTANCE PROGRAM (SAP) 1. Indicates item is stocked or acquired only for SAP (replaces Military Assistance Program (MAP)) requirements, or 2. Indicates item is nonstocked and materiel is ordered from the contractor for shipment directly to the foreign government. 3. Base, post, camp, or station will not requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
M
EA : Each