NSN 4820-01-197-2023

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-197-2023 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.

Alternate Parts: 40447102, 40447-102, 4044701 25T60PSI, 40447-01 25T60PSI, 4044701, 40447-01, 4820-01-197-2023, 01-197-2023, 4820011972023, 011972023

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 19, 198401-197-202327565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

Cross Reference | NSN 4820-01-197-2023
Part Number Cage Code Manufacturer
40447-10255378TRAC REGULATORS INC
40447-01 25T60PSI55378TRAC REGULATORS INC
40447-0155378TRAC REGULATORS INC
Technical Data | NSN 4820-01-197-2023
Characteristic Specifications
BODY MATERIAL BRONZE, ASTM B61
MAXIMUM INLET PRESSURE RATING250.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+25.0 TO +60.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SPECIAL FEATURESVALVE SIZE 3IN.
SEAT MATERIAL NICKEL COPPER ALLOY, QQ-N-288
STEM MATERIAL NICKEL COPPER ALLOY, QQ-N-288
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL RUBBER
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE PLAIN FACE FLANGE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY8
FIRST END FLANGE OUTSIDE DIAMETER6.625 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.938 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.688 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER5.500 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED WATER, SALT
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING