Product Details | RECESSED WASHER

5310-00-638-6554 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: 11127902, 111279-02, 5310-00-638-6554, 00-638-6554, 5310006386554, 006386554

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-638-6554

Drawings & Photos | NSN 5310-00-638-6554


Cross Reference | NSN 5310-00-638-6554

Part Number Cage Code Manufacturer
111279-02 35351 GE AVIATION SYSTEMS LLC

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Technical Data | NSN 5310-00-638-6554

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 5052 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
STYLE DESIGNATOR 16 RECESS
HOLE DIAMETER 0.265 INCHES NOMINAL
OUTSIDE DIAMETER 0.966 INCHES MINIMUM AND 0.971 INCHES MAXIMUM
OVERALL HEIGHT 0.218 INCHES NOMINAL
RECESS DEPTH 0.184 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
MATERIAL THICKNESS 0.0295 INCHES MINIMUM AND 0.0345 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-00-638-6554

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 5310-00-638-6554

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each