Product Details | WEARING RING

4320-01-045-3941 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: SMS183309, SMS-183309, 183309, 4320-01-045-3941, 01-045-3941, 4320010453941, 010453941

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 AUG 1977 01-045-3941

Demand History | NSN 4320-01-045-3941

Part Number Request Date QTY Origin
183309 2025-02-37 30 DIBBS
183309 2023-09-257 20 DIBBS
183309 2023-03-75 15 DIBBS
183309 2022-05-122 16 DIBBS
183309 2022-04-109 16 DIBBS
183309 2022-04-91 15 DIBBS
183309 2022-03-79 15 DIBBS
183309 2021-08-228 1 DIBBS
183309 2021-08-216 1 DIBBS
183309 2021-04-98 15 DIBBS
4320-01-045-3941 2021-03-80 8 Saudi Arabia
183309 2020-02-51 7 DIBBS
4320-01-045-3941 2016-01-19 6 DIBBS
4320-01-045-3941 2013-08-230 21 DIBBS
4320-01-045-3941 2012-12-362 30 DIBBS
4320-01-045-3941 2012-08-220 3 DIBBS
4320-01-045-3941 2012-07-194 20 DIBBS
4320-01-045-3941 2012-04-114 10 DIBBS
4320-01-045-3941 2012-02-47 2 DIBBS
4320-01-045-3941 2012-01-05 6 DIBBS
4320-01-045-3941 2011-08-213 8 DIBBS
4320-01-045-3941 2011-07-194 2 DIBBS
4320-01-045-3941 2010-08-242 5 DIBBS
4320-01-045-3941 2009-04-111 9 DIBBS
4320-01-045-3941 2008-07-197 26 DIBBS
4320-01-045-3941 2008-01-24 5 DIBBS
4320-01-045-3941 2007-11-332 3 DIBBS
4320-01-045-3941 2007-09-262 9 DIBBS

Cross Reference | NSN 4320-01-045-3941

Part Number Cage Code Manufacturer
183309 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
SMS-183309 57140 SALEM MANUFACTURING AND SALES INC

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Technical Data | NSN 4320-01-045-3941

Characteristic Specifications
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-1626 GRADE 2 MIL SPEC SINGLE MATERIAL RESPONSE
BODY OUTSIDE DIAMETER 5.499 INCHES NOMINAL
OVERALL LENGTH 3.128 INCHES NOMINAL
MATERIAL COPPER ALLOY
SPECIAL FEATURES TENSILE STRENGTH 30.0 PSI MIN; MAX THK 0.005 IN. CHROME PLATED

Restrictions/Controls & Freight Information | NSN 4320-01-045-3941

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 4320-01-045-3941

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