4820-00-090-0955 VALVE,ROTARY,SELECTOR Index 4820-00-090-0979 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-090-0975

Federal Supply Class:
4820

National Item Identification Number:
000900975

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
631B-2-1/8-2709990PARKER-HANNIFIN CORPORATION
631B2 1-8 386768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
631B2 1-8-2786768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE+10.0/+50.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODINTEGRAL
CONNECTION TYPETHREADED EXTERNAL PIPE 2ND END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONAISI416 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL COMP 416 FLOW CONTROL DEVICE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP225.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.125 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.125 INCHES 2ND END
NOMINAL THREAD SIZE0.125 INCHES 1ST END
NOMINAL THREAD SIZE0.125 INCHES 2ND END
OPENING PRESSURE SETTING35.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESTHE END CONNECTION IDENTIFIED AS THE SECOND END IS THE VALVE INLET
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
SURFACE TREATMENTPASSIVATE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORANPT 1ST END
THREAD SERIES DESIGNATORANPT 2ND END


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