Product Details | SHUTTLE VALVE

4820-01-419-2556 A valve having one outlet and two inlets that are usually opposite each other. It has a fluid pressure operated pistonlike item, called a shuttle, that controls either inlet. It is commonly used to provide an emergency passage for fluid in an aircraft hydraulic or pneumatic system in case of loss of pressure in the normal service lines.

Part Alternates: 21068, 21068001, 21068-001, 4820-01-419-2556, 01-419-2556, 4820014192556, 014192556

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 SEP 1995 01-419-2556

Demand History | NSN 4820-01-419-2556

Part Number Request Date QTY Origin
21068 2023-02-59 100 US
21068-001 2011-03-83 2
4820-01-419-2556 2011-03-82 2 NECO

Cross Reference | NSN 4820-01-419-2556

Part Number Cage Code Manufacturer
21068 78062 DOVER ENGINEERED SYSTEMS, INC. DBA SARGENT CONTROLS & AEROSPACE
21068-001 78062 DOVER ENGINEERED SYSTEMS, INC. DBA SARGENT CONTROLS & AEROSPACE

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Technical Data | NSN 4820-01-419-2556

Characteristic Specifications
III END ITEM IDENTIFICATION NAVY WEAPON SYSTEM CODE JG, SEAWOLF CLASS SSN

Restrictions/Controls & Freight Information | NSN 4820-01-419-2556

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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
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 4820-01-419-2556

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
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
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 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