Product Details | WEARING RING

4320-01-277-5457 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: A0N12588, A0N1-2588, A0NI2588, A0NI-2588, GCP318 PIECE 11, GCP318PIECE11, 4320-01-277-5457, 01-277-5457, 4320012775457, 012775457

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 22 APR 1988 01-277-5457

Drawings & Photos | NSN 4320-01-277-5457


Demand History | NSN 4320-01-277-5457

Part Number Request Date QTY Origin
4320-01-277-5457 2016-08-228 8 DIBBS
4320-01-277-5457 2012-09-264 1 DIBBS
4320-01-277-5457 2008-03-64 10 DIBBS
4320-01-277-5457 2007-06-159 2 DIBBS
4320-01-277-5457 2007-01-24 4 DIBBS

Cross Reference | NSN 4320-01-277-5457

Part Number Cage Code Manufacturer
A0N1-2588 16062 M. T. DAVIDSON COMPANY
A0NI-2588 07310 CALABRESE & SONS, INC.
A0NI-2588 16062 M. T. DAVIDSON COMPANY
GCP318 PIECE 11 16062 M. T. DAVIDSON COMPANY

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Technical Data | NSN 4320-01-277-5457

Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE 3 PLAIN
OVERALL LENGTH 0.750 INCHES NOMINAL
BOLT CIRCLE DIAMETER ANY ACCEPTABLE
BODY OUTSIDE DIAMETER 5.500 INCHES NOMINAL
BODY INSIDE DIAMETER 2.250 INCHES NOMINAL
BOLT HOLE QUANTITY 2
UNTHREADED MOUNTING HOLE DIAMETER 0.281 INCHES NOMINAL
CORNER SHAPE SQUARE ALL CORNERS
SURFACE FINISH 125.0 MICROINCHES ALL SURFACES

Restrictions/Controls & Freight Information | NSN 4320-01-277-5457

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 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 4320-01-277-5457

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