Product Details | CARTRIDGE LOWER CONVERTER

4820-01-318-2458

Part Alternates: SV7819712, SV781971-2, SV7819712TR, SV781971-2TR, 4820-01-318-2458, 01-318-2458, 4820013182458, 013182458

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 APR 1990 01-318-2458

Demand History | NSN 4820-01-318-2458

Part Number Request Date QTY Origin
4820-01-318-2458 2022-12-349 0 NECO
4820-01-318-2458 2022-12-340 0 NECO
4820-01-318-2458 2020-07-207 0 NECO
SV781971-2 2020-07-185 0
4820-01-318-2458 2020-07-184 0 NECO
4820-01-318-2458 2019-07-191 4 NECO
SV781971-2 2014-07-198 4
4820-01-318-2458 2014-07-196 4 NECO
SV781971-2 2014-06-175 4
4820-01-318-2458 2014-06-172 4 NECO
SV781971-2 2012-08-231 2
4820-01-318-2458 2012-08-230 2 NECO

Cross Reference | NSN 4820-01-318-2458

Part Number Cage Code Manufacturer
SV781971-2 73030 HAMILTON SUNDSTRAND CORPORATION
SV781971-2TR 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-01-318-2458

Characteristic Specifications
SPECIAL FEATURES BODY MATERIAL ANY ACCEPTABLE;SEAT MATERIAL ANY ACCEPTABLE;STEM MATERIAL ANY ACCEPTABLE;FLOW CONTROL DEVICE MATERIAL ANY ACCEPTABLE;OUTSIDE SURFACE TREATMENT ANY ACCEPTABLE;END CONNECTION QUANTITY 2;BODY STYLE A46 DROP-IN CARTRIDGE;MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE;VALVE LOADING METHOD SPRING;MAXIMUM INLET PRESSURE TATING NOT RATED
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS SELECTED TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION
CRITICALITY CODE JUSTIFICATION ZZZY
III END ITEM IDENTIFICATION GAS MANAGEMENT SYS MK 1
MANUFACTURERS CODE 73030
DESIGN CONTROL REFERENCE SV781971-2

Restrictions/Controls & Freight Information | NSN 4820-01-318-2458

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-318-2458

Category Code Description
Cognizance Codes7HDepot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment
Naval Inventory Control Point, Mechanicsburg
Issue Repair, or RequisitionBLSubmit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments.
Special Material ContentL Other Regulated Materials (O, R, M) or Class 9 (Miscellaneous Hazardous Materials)
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative