NSN 4820-00-875-1579

Part Details | FLUID PRESSURE REGULATING VALVE

4820-00-875-1579 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: NAP715, 4820-00-875-1579, 00-875-1579, 4820008751579, 008751579

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-875-157927565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

TEE

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

RAISED

ROUND W/ BOLT HOLES

Cross Reference | NSN 4820-00-875-1579
Part Number Cage Code Manufacturer
NAP71570667ATLAS VALVE CO
Technical Data | NSN 4820-00-875-1579
Characteristic Specifications
BODY MATERIAL STEEL, MIL-S-15083, GRADE B
TEMP RATING650.0 DEG FAHRENHEIT NOMINAL
MAXIMUM INLET PRESSURE RATING150.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SEAT MATERIAL COBALT ALLOY
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STEEL, MIL-S-15083, GRADE B
OUTSIDE SURFACE TREATMENT CADMIUM
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 DIAMETER2.000 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLE ROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY4
FIRST END FLANGE OUTSIDE DIAMETER4.250 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.437 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.562 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER3.125 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE TEE
FACE TO FACE DISTANCE7.000 INCHES NOMINAL
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.375 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED STEAM
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING