NSN 4820-01-148-1736

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-148-1736 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: 21738N CTHVNS2 34IN, 21738N CTHVNS-2 3/4IN, 21738N, Y501830210, CTHVNS2 21738N 34IN, CTHVNS-2 21738N 3/4IN, 4820-01-148-1736, 01-148-1736, 4820011481736, 011481736

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 01, 198301-148-173627565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

Cross Reference | NSN 4820-01-148-1736
Part Number Cage Code Manufacturer
21738N CTHVNS-2 3/4IN35795LESLIE CONTROLS, INC.
21738N35795LESLIE CONTROLS, INC.
Y50183021035795LESLIE CONTROLS, INC.
CTHVNS-2 21738N 3/4IN35795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-01-148-1736
Characteristic Specifications
BODY MATERIAL STEEL, ASTM A216, GRADE WCB
TEMP RATING550.0 DEG FAHRENHEIT MAXIMUM
FILTER NOT INCLUDED
FURNISHED ITEMS EXTERNAL PILOT VALVE
SPECIAL FEATURESWITH THIRD CONNECTION,1/2 IN.,900 LB ASA B16.5 FLANGE,WITH FOUR 0.875 IN. DIA BOLT HOLES EQUALLY SPACED ON A 3.250 IN. DIA BOLT CIRCLE
STEM MATERIAL STEEL, CORROSION RESISTING
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE RAISED FACE FLANGE
FIRST END STYLE DESIGNATOR RAISED
FIRST END RAISED FACE HEIGHT0.250 INCHES NOMINAL
FIRST END RAISED FACE DIAMETER1.688 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY4
FIRST END FLANGE OUTSIDE DIAMETER4.625 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.625 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.750 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER3.250 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
FACE TO FACE DISTANCE8.500 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED STEAM
REGULATION TYPE 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
MANUAL CONTROL METHOD WHEEL
VALVE LOADING METHOD SPRING
REMOTE ACTUATION METHOD DIAPHRAGM