NSN 4820-01-159-8657

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-159-8657 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: 91F60MOD, 4820-01-159-8657, 01-159-8657, 4820011598657, 011598657

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 14, 198301-159-865727565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

Cross Reference | NSN 4820-01-159-8657
Part Number Cage Code Manufacturer
91F60MOD41387SIEMENS INDUSTRY, INC.DBA SIEMENS ENERGY
Technical Data | NSN 4820-01-159-8657
Characteristic Specifications
BODY MATERIAL
TEMP RATING175.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING250.0 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
FLOW CONTROL DEVICE POPPET
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR2 SWIVEL NUT, FLARE
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR1 TO 4-18 NPT
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED AIR
REGULATION TYPE 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
MANUAL CONTROL METHOD SCREW
VALVE LOADING METHOD SPRING