4820-00-289-2112 VALVE,SAFETY RELIEF Index 4820-00-289-2128 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-2121

Federal Supply Class:
4820

National Item Identification Number:
002892121

Description:
VALVE,REGULATING,FLUID PRESSURE

Detail:
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.


Manufacturer Information:
11F59975AMTROL INC
1259975AMTROL INC
12F59975AMTROL INC


Techincal Specification:
MAXIMUM INLET PRESSURE RATING45.0 POUNDS PER SQUARE INCH
FILTERNOT INCLUDED
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
MATERIALCOPPER ALLOY BODY
TEMP RATING200.0 DEG FAHRENHEIT MAXIMUM
OUTLET PRESSURE SETTING12.0 POUNDS PER SQUARE INCH
SEAT MATERIALBRASS
FLOW CONTROL DEVICEPOPPET
FLOW CONTROL DEVICE MATERIALNONMETALLIC DISK
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATORPLAIN
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR3/4-14 NPT
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MEDIA FOR WHICH DESIGNEDAIR AND
WATER, FRESH
RENEWABLE SEAT RING TYPETHREADED
REGULATION TYPEAUTOMATIC SINGLE STAGE
VALVE LOADING METHODSPRING


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