Product Details | FLUID PRESSURE REGULATING VALVE

4820-00-326-6504 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: 312245, 3472034, 4820-00-326-6504, 00-326-6504, 4820003266504, 003266504

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-326-6504

Drawings & Photos | NSN 4820-00-326-6504


Demand History | NSN 4820-00-326-6504

Part Number Request Date QTY Origin
312245 2023-04-107 63 United States

Cross Reference | NSN 4820-00-326-6504

Part Number Cage Code Manufacturer
312245 81982 HYDRO-AIRE, INC.
3472034 18355 BOEING COMPANY, THE DBA BOEING
3472034 88277 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 4820-00-326-6504

Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY
SEAT MATERIAL STEEL, CORROSION RESISTING
STEM MATERIAL STEEL, CORROSION RESISTING
PACKING MATERIAL RUBBER, SYNTHETIC
FLOW CONTROL DEVICE STEM AND INTEGRAL DISK
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY 3
FIRST END CONNECTION TYPE THREADED INTERNAL BOSS
FIRST END STYLE DESIGNATOR B6 GASKET SEAL
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR 9/16-18 UNF
FIRST END THREAD CLASS 3B
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDS NOT IDENTICAL WITH FIRST OR SECOND END
THIRD END CONNECTION TYPE THREADED INTERNAL BOSS
THIRD END STYLE DESIGNATOR B6 GASKET SEAL
THIRD END THREAD SIZE AND SERIES/TYPE DESIGNATOR 7/16-20 UNF
THIRD END THREAD CLASS 3B
THIRD END THREAD DIRECTION RIGHT-HAND
BODY STYLE A2 TEE
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID, PHOSPHATE-ESTER BASE
MOUNTING FACILITY BRACKET
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING
REMOTE ACTUATION METHOD BELLOWS AND DIAPHRAGM
TEMP RATING -65.0 DEG FAHRENHEIT MINIMUM AND 250.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING 200.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE SETTING 48.7 POUNDS PER SQUARE INCH
OUTLET PRESSURE ACCURACY RATING NOT RATED
FILTER NOT INCLUDED
MANUFACTURERS CODE 81982
DESIGN CONTROL REFERENCE 312245

Restrictions/Controls & Freight Information | NSN 4820-00-326-6504

Category Code Description
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.
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
No Freight Information