NSN 4820-01-004-2139

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-004-2139 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: RD11, FP7210, 4820-01-004-2139, 01-004-2139, 4820010042139, 010042139

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 29, 197501-004-213927565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

Cross Reference | NSN 4820-01-004-2139
Part Number Cage Code Manufacturer
RD1152694ARMSTRONG PUMPS INC.
FP721037115CANRON INC PLASTICS DIV
Technical Data | NSN 4820-01-004-2139
Characteristic Specifications
BODY MATERIAL BRASS
MAXIMUM INLET PRESSURE RATING25.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE SETTING12.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+7.0 TO +25.0 POUNDS PER SQUARE INCH
FILTER INCLUDED
SEAT MATERIAL BRASS
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL BRASS
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SWIVEL NUT, FLARE
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR1 TO 2-14 NPT
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED WATER
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING