Product Details | WEARING RING

4320-00-639-9425 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: W242778PC6DSH3, W244327REVAPC6DSH3, Y242156 , Y475D6BX5, Y475D6BX520H, Y475D6BX5-20H, 3174788A, 3174788REVA, 475D6BX5A, 57556001444272AGC6D, 575-5600-1444272AGC6D, 57556001444272REVAGC6D, 575-5600-1444272REVAGC6D, 57856001674628APC6DSH3, 578-5600-1674628APC6DSH3, 57856001674628REVAPC6DSH3, 578-5600-1674628REVAPC6DSH3, 4320-00-639-9425, 00-639-9425, 4320006399425, 006399425

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 JAN 1963 00-639-9425

Drawings & Photos | NSN 4320-00-639-9425


Cross Reference | NSN 4320-00-639-9425

Part Number Cage Code Manufacturer
3174788A 53711 NAVAL SEA SYSTEMS COMMAND
3174788REVA 80064 NAVAL SHIP SYSTEMS COMMAND
475D6BX5A 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
575-5600-1444272AGC6D 53711 NAVAL SEA SYSTEMS COMMAND
575-5600-1444272REVAGC6D 80064 NAVAL SHIP SYSTEMS COMMAND
578-5600-1674628APC6DSH3 53711 NAVAL SEA SYSTEMS COMMAND
578-5600-1674628REVAPC6DSH3 80064 NAVAL SHIP SYSTEMS COMMAND
W242778PC6DSH3 30760 INGERSOLL RAND CO
W244327REVAPC6DSH3 30760 INGERSOLL RAND CO
W244327REVAPC6DSH3 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y242156 30760 INGERSOLL RAND CO
Y242156 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y475D6BX5 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y475D6BX5-20H 30760 INGERSOLL RAND CO
Y475D6BX5-20H 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION

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Technical Data | NSN 4320-00-639-9425

Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE 1 PLAIN
OVERALL LENGTH 0.875 INCHES NOMINAL
BODY OUTSIDE DIAMETER 5.628 INCHES MINIMUM AND 5.629 INCHES MAXIMUM
BODY INSIDE DIAMETER 4.735 INCHES MINIMUM AND 4.737 INCHES MAXIMUM
CORNER SHAPE SQUARE INSIDE LEFT CORNER SQUARE INSIDE RIGHT CORNER SQUARE OUTSIDE LEFT CORNER CHAMFERED OUTSIDE RIGHT CORNER
CHAMFER ANGLE 45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH 0.062 INCHES NOMINAL OUTSIDE RIGHT CORNER
SURFACE FINISH 125.0 MICROINCHES ALL SURFACES
SPECIAL FEATURES OD OPPOSITE CHAMFERED END DRILLED PARALLEL TO AXIS 0.250IN. RADIUS STARTING 2.906 IN. FROM CENTER-LINE FOR LOCKINGPURPOSE

Restrictions/Controls & Freight Information | NSN 4320-00-639-9425

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 4320-00-639-9425

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 CodesLLOCAL PURCHASE # (NON-STOCKED ITEMS) Defense Logistics Agency (DLA)/GSA/Service/Agency-managed items authorized for local purchase as normal means of support at base, post, camp or station level. Item not stocked in wholesale distribution system of IMM/Service/Agency ICP.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each