NSN 4820-01-119-1177

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-119-1177 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: 21721N ITEM 5, 21721N, 17390NFLNS5D 2, 17390N/FLNS5D 2, 17390N2172INLNS5D34IN, 17390N-2172IN-LNS-5D3/4IN, 17390NLNS5D34IN, 17390N-LNS-5D-3/4IN, 17390N AND 2172, Y303700511, 4820-01-119-1177, 01-119-1177, 4820011191177, 011191177

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 17, 198101-119-117727565 ( 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 4820-01-119-1177
Part Number Cage Code Manufacturer
21721N ITEM 535795LESLIE CONTROLS, INC.
21721N35795LESLIE CONTROLS, INC.
17390N/FLNS5D 235795LESLIE CONTROLS, INC.
17390N-2172IN-LNS-5D3/4IN35795LESLIE CONTROLS, INC.
17390N-LNS-5D-3/4IN35795LESLIE CONTROLS, INC.
17390N AND 217235795LESLIE CONTROLS, INC.
Y30370051135795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-01-119-1177
Characteristic Specifications
BODY MATERIAL STEEL, MIL-S-15083, GRADE B
TEMP RATING550.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING150.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+100.0 TO +450.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SEAT MATERIAL STEEL, CORROSION RESISTING
FLOW CONTROL DEVICE DISK, FLAT, TOP AND BOTTOM GUIDED
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 HEIGHT0.062 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 DIAMETER3.875 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.375 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.625 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER2.750 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED STEAM
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING