Product Details | WEARING RING

4320-00-398-7758 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: SL5265PC35, 10570, 2552656, 255265-6, 367P, 4320-00-398-7758, 00-398-7758, 4320003987758, 003987758

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 JAN 1963 00-398-7758

Drawings & Photos | NSN 4320-00-398-7758


Demand History | NSN 4320-00-398-7758

Part Number Request Date QTY Origin
10570 2010-03-64 22 United States

Cross Reference | NSN 4320-00-398-7758

Part Number Cage Code Manufacturer
10570 54402 R. P. S. INC
255265-6 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
367P 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SL5265PC35 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION

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Technical Data | NSN 4320-00-398-7758

Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE 1 PLAIN
OVERALL LENGTH 0.562 INCHES NOMINAL
BODY OUTSIDE DIAMETER 4.502 INCHES NOMINAL
BODY INSIDE DIAMETER 3.970 INCHES NOMINAL
CORNER SHAPE SQUARE ALL CORNERS

Restrictions/Controls & Freight Information | NSN 4320-00-398-7758

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
No Freight Information

Management | NSN 4320-00-398-7758

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each