Product Details | FLUID PRESSURE REGULATING VALVE

4820-01-379-4422 A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; and valve(1), fluid pressure regulating, aircraft.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 2834540002, 283454-0002, 4820-01-379-4422, 01-379-4422, 4820013794422, 013794422

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 31 AUG 1993 01-379-4422

Demand History | NSN 4820-01-379-4422

Part Number Request Date QTY Origin
2834540002 2024-11-307 2 MY

Cross Reference | NSN 4820-01-379-4422

Part Number Cage Code Manufacturer
283454-0002 99657 MAROTTA CONTROLS, INC.

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Technical Data | NSN 4820-01-379-4422

Characteristic Specifications
BODY MATERIAL BRASS, QQ-B-637, ALLOY 464, SOFT
SEAT MATERIAL PLASTIC, AMS 3650
STEM MATERIAL STEEL, CORROSION RESISTING, QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
MEDIA FOR WHICH DESIGNED OXYGEN, LIQUID
TEMP RATING -20.0 DEG FAHRENHEIT MINIMUM AND 130.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING 2650.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE 0.0 TO 2400.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES REGULATOR ASSEMBLY, HAND OPERATED
III END ITEM IDENTIFICATION SPECIAL AIRCRAFT AND ENGINE TOOL AND SUPPORT EQUIPMENT AND PARTS
MANUFACTURERS CODE 99657
DESIGN CONTROL REFERENCE 283454-0002

Restrictions/Controls & Freight Information | NSN 4820-01-379-4422

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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.
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 KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 4820-01-379-4422

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Issue Repair, or RequisitionARRepairable item subject to centrally managed rework program at designated sites. Mandatory turn-in of item required except when initial issue or replacement of surveyed item is involved.
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 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