NSN 4820-00-456-2949

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-456-2949 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: 4921653, 49-21653, R1312, R-131-2, 4820-00-456-2949, 00-456-2949, 4820004562949, 004562949

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 23, 196900-456-294927565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

Cross Reference | NSN 4820-00-456-2949
Part Number Cage Code Manufacturer
49-2165332242JOHNSON CONTROLS, INC.DBA JOHNSON CONTROLS
R-131-232242JOHNSON CONTROLS, INC.DBA JOHNSON CONTROLS
Technical Data | NSN 4820-00-456-2949
Characteristic Specifications
BODY MATERIAL BRONZE
TEMP RATING32.0 DEG CELSIUS MINIMUM AND 160.0 DEG CELSIUS MAXIMUM
MAXIMUM INLET PRESSURE RATING150.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+0.0 TO +60.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE ACCURACY RATING0.500 POUNDS PER SQUARE INCH
FILTER INCLUDED
SPECIAL FEATURESPAINTED GRAY
FLOW CONTROL DEVICE DIAPHRAGM
OUTSIDE SURFACE TREATMENT PAINTED
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SWIVEL NUT, FLARE
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR7 TO 16-20 UNF
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
FACE TO FACE DISTANCE2.125 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED AIR
REGULATION TYPE MANUAL SINGLE STAGE
MANUAL CONTROL METHOD KNOB
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING