Product Details | WEARING RING

4320-00-218-3393 A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.20229350055Engine System Cooling Components, Aircraft Prime Moving43200020Power and Hand Pumps

Part Alternates: SL4879PC70, SL4881PC70, SL6411PC70, SL6413PC70, SL6449PC70, SL6451PC70, SL7647PC90, SL7649PC70, SL8132PC39, SL8807PC40, H43202183393, H4320-218-3393, RW108840ITEM8, RY102634LINE2, 55-22098-18, 552209818US, 55-22098-18US, 25488112, 254881-12, 342P, 4320-00-218-3393, 00-218-3393, 4320002183393, 002183393, 552209818

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 JAN 1963 00-218-3393

Drawings & Photos | NSN 4320-00-218-3393


Cross Reference | NSN 4320-00-218-3393

Part Number Cage Code Manufacturer
254881-12 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
342P 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
55-22098-18 52081 RAM CENTRIFUGAL PRODUCTS, INC.
55-22098-18US 52081 RAM CENTRIFUGAL PRODUCTS, INC.
H4320-218-3393 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
RW108840ITEM8 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
RY102634LINE2 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL4879PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL4881PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL6411PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL6413PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL6449PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL6451PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL7647PC90 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL7649PC70 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL8132PC39 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL8807PC40 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION

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Technical Data | NSN 4320-00-218-3393

Characteristic Specifications
MATERIAL COPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D2 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE 34 INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE
OVERALL LENGTH 0.969 INCHES NOMINAL
BODY OUTSIDE DIAMETER 2.996 INCHES MINIMUM AND 2.998 INCHES MAXIMUM
BODY INSIDE DIAMETER 2.468 INCHES MINIMUM AND 2.470 INCHES MAXIMUM
LEFT SIDE FLANGE THICKNESS 0.156 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS 0.188 INCHES NOMINAL
DISTANCE BETWEEN FLANGES 0.625 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
END TO FLANGE DISTANCE 0.812 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER 1.812 INCHES NOMINAL
INTERNAL FLANGE WIDTH 0.406 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS 1.438 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS 1.688 INCHES NOMINAL
DISTANCE BELOW CENTERLINE 0.062 INCHES NOMINAL
DISTANCE FROM END 0.312 INCHES NOMINAL
CORNER SHAPE ROUND INSIDE LEFT CORNER ROUND INSIDE RIGHT CORNER CHAMFERED OUTSIDE LEFT CORNER SQUARE OUTSIDE RIGHT CORNER
CHAMFER ANGLE 22.5 DEGREES NOMINAL OUTSIDE LEFT CORNER
CHAMFER LENGTH 0.062 INCHES NOMINAL OUTSIDE LEFT CORNER
CORNER RADIUS 0.062 INCHES NOMINAL INSIDE LEFT CORNER 0.625 INCHES NOMINAL INSIDE RIGHT CORNER

Restrictions/Controls & Freight Information | NSN 4320-00-218-3393

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 128000 PUMPS PWR NOI/WORKING HEADS/PARTS
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4320-00-218-3393

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