Product Details | RECESSED WASHER

5310-01-473-0365 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: 51930, 51930001, 51930-001, 5310-01-473-0365, 01-473-0365, 5310014730365, 014730365

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 24 MAR 2000 01-473-0365

Drawings & Photos | NSN 5310-01-473-0365


Cross Reference | NSN 5310-01-473-0365

Part Number Cage Code Manufacturer
51930 0BHZ8 KILLDEER MOUNTAIN MANUFACTURING, INC.
51930-001 0BHZ8 KILLDEER MOUNTAIN MANUFACTURING, INC.

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Technical Data | NSN 5310-01-473-0365

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION OO-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATOR 15 RECESS
HOLE DIAMETER 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
OUTSIDE DIAMETER 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
RECESS DIAMETER 0.283 INCHES NOMINAL
RECESS DEPTH 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
MATERIAL THICKNESS 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
RECESS ANGLE 32.0 DEGREES NOMINAL
III END ITEM IDENTIFICATION USED ON F/A-18 E/F HORNET AIRCRAFT

Restrictions/Controls & Freight Information | NSN 5310-01-473-0365

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
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 5310-01-473-0365

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDQEFIGHTERAIRCRAFT-FIRST(F18 E/F)
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
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