NSN 4820-00-287-3580

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-287-3580 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: 303.4.1ALT.10, 30/3.4.1ALT.10, L223FALT8, 4820-00-287-3580, 00-287-3580, 4820002873580, 002873580

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-287-358027565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

ROUND W/ BOLT HOLES

PLAIN

Cross Reference | NSN 4820-00-287-3580
Part Number Cage Code Manufacturer
30/3.4.1ALT.1035795LESLIE CONTROLS, INC.
L223FALT835795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-00-287-3580
Characteristic Specifications
BODY MATERIAL BRONZE, ASTM B61
MAXIMUM INLET PRESSURE RATING150.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+10.0 TO +130.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
FURNISHED ITEMS INTERNAL PILOT VALVE
SEAT MATERIAL STEEL, CORROSION RESISTING AND COBALT ALLOY
FLOW CONTROL DEVICE DISK, BEVEL SEAT, TOP GUIDED AND DISK, BEVEL SEAT, BOTTOM GUIDED
FLOW CONTROL DEVICE MATERIAL STEEL, FED STD 66, AISI 420/SAE 51420
OUTSIDE SURFACE TREATMENT
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE PLAIN FACE FLANGE
FIRST END STYLE DESIGNATOR PLAIN
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY4
FIRST END FLANGE OUTSIDE DIAMETER7.000 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.688 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.750 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER5.500 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
FACE TO FACE DISTANCE9.750 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED STEAM
RENEWABLE SEAT RING TYPEE ANY ACCEPTABLE
REGULATION TYPE MANUAL SINGLE STAGE
MANUAL CONTROL METHOD WHEEL
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING
REMOTE ACTUATION METHOD PISTON