Product Details | WEARING RING

4320-00-127-2657 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: K1 1-2T441B, K112T441B, 55-22346-18 BUS, 552234618B, 55-22346-18B, 552234618BUS, 4320-00-127-2657, 00-127-2657, 4320001272657, 001272657

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 25 NOV 1968 00-127-2657

Drawings & Photos | NSN 4320-00-127-2657


Demand History | NSN 4320-00-127-2657

Part Number Request Date QTY Origin
K112T441B 2015-05-08 2 EG
4320-00-127-2657 2013-07-14 2 DIBBS
4320-00-127-2657 2013-06-13 2 DIBBS
4320-00-127-2657 2012-12-17 2 DIBBS

Cross Reference | NSN 4320-00-127-2657

Part Number Cage Code Manufacturer
55-22346-18 BUS 52081 RAM CENTRIFUGAL PRODUCTS, INC.
55-22346-18B 52081 RAM CENTRIFUGAL PRODUCTS, INC.
K1 1-2T441B 10613 PENTAIR PUMP GROUP, INC. DBA FAIRBANKS MORSE PUMP

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Technical Data | NSN 4320-00-127-2657

Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE 40 EXTERNAL AND INTERNAL GROOVED
GROOVE DEPTH 0.375 INCHES NOMINAL
GROOVE WIDTH 0.438 INCHES NOMINAL
OVERALL LENGTH 1.188 INCHES NOMINAL
FLANGE DIAMETER 14.000 INCHES NOMINAL
BODY OUTSIDE DIAMETER 13.250 INCHES NOMINAL
BODY INSIDE DIAMETER 11.500 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS 0.375 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS 0.375 INCHES NOMINAL
DISTANCE BETWEEN FLANGES 0.438 INCHES NOMINAL
GROOVE QUANTITY 1
CORNER SHAPE SQUARE ALL CORNERS

Restrictions/Controls & Freight Information | NSN 4320-00-127-2657

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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4320-00-127-2657

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