NSN 4820-01-173-4176

Part Details | FLUID PRESSURE REGULATING VALVE

4820-01-173-4176 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: 4044340225T60 PSI, 40443-402-25T60 PSI, 40443402, 40443-402, 404430425T60 PSI, 40443-04-25T60 PSI, 4044304, 40443-04, 4820-01-173-4176, 01-173-4176, 4820011734176, 011734176

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 05, 198401-173-417627565 ( VALVE, REGULATING, FLUID PRESSURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

SOCKET

SOCKET

SOCKET

SOCKET

Cross Reference | NSN 4820-01-173-4176
Part Number Cage Code Manufacturer
40443-402-25T60 PSI55378TRAC REGULATORS INC
40443-40255378TRAC REGULATORS INC
40443-04-25T60 PSI55378TRAC REGULATORS INC
40443-0455378TRAC REGULATORS INC
Technical Data | NSN 4820-01-173-4176
Characteristic Specifications
BODY MATERIAL BRONZE, ASTM B61
MAXIMUM INLET PRESSURE RATING250.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE+25.0 TO +60.0 POUNDS PER SQUARE INCH
FILTER NOT INCLUDED
SEAT MATERIAL NICKEL COPPER ALLOY, QQ-N-281
STEM MATERIAL NICKEL COPPER ALLOY, QQ-N-281
FLOW CONTROL DEVICE DISK
FLOW CONTROL DEVICE MATERIAL RUBBER
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE UNTHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SOCKET
FIRST END NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE STRAIGHT THRU
MEDIA FOR WHICH DESIGNED WATER
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING