NSN 4820-01-220-8258

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-220-8258 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: D38 SER N0 74, D-3/8 SER N0 74, D38 SER NO 742560183, D-3/8 SER NO 74256-01-83, 2B32B1713000000D, 2B3-2B17-13000000D, 2B32B1713000000C, 2B3-2B17-13000000C, 4820-01-220-8258, 01-220-8258, 4820012208258, 012208258

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 20, 198501-220-825827565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

Cross Reference | NSN 4820-01-220-8258
Part Number Cage Code Manufacturer
D-3/8 SER N0 7488078CASHCO, INC.
D-3/8 SER NO 74256-01-8388078CASHCO, INC.
2B3-2B17-13000000D1PQK5ROSS CONTROLS INC
2B3-2B17-13000000C1PQK5ROSS CONTROLS INC
Technical Data | NSN 4820-01-220-8258
Characteristic Specifications
BODY MATERIAL0$DFE0000
TEMP RATING-50.0 DEG FAHRENHEIT MINIMUM AND 450.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING250.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+30.0 TO +80.0 POUNDS PER SQUARE INCH
FILTER INCLUDED
SEAT MATERIAL0$DSTB000
STEM MATERIAL0$DSTB000
FLOW CONTROL DEVICE PISTON, SPRING LOADED
FLOW CONTROL DEVICE MATERIAL0$DSTB000
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SWIVEL NUT, FLARE
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR3 TO 8-18 NPT
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED AIR AND STEAM AND WATER, OIL OR GAS
REGULATION TYPE 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
MANUAL CONTROL METHOD SCREW
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING