4820-01-220-6602 VALVE,SAFETY RELIEF Index 4820-01-220-6604 VALVE,BUTTERFLY

National Stock Number:
4820-01-220-6603

Federal Supply Class:
4820

National Item Identification Number:
012206603

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:
620B-13-4-209990PARKER-HANNIFIN CORPORATION
620B-13-4-286768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALALUMINUM ALLOY BODY
STEEL COMP 416 FLOW CONTROL DEVICE
PLASTIC POLYTETRAFLUOROETHYLENE SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
FUEL/OIL, HYDROCARBON 2ND RESPONSE
MAXIMUM OPERATING PRESSURE3600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP225.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL TUBE 1ST END
THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLEFLARE(TUBE) 1ST END
FLARED (TUBE) 2ND END
SEAT ANGLE37.0 DEGREES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.125 INCHES 1ST END
THREAD SERIES DESIGNATORUNF 1ST END
UNF 2ND END
NOMINAL THREAD SIZE0.125 INCHES 1ST END
0.125 INCHES 2ND END
THREAD CLASS2B 1ST END
2A 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
OPENING PRESSURE SETTING3200.0 POUNDS PER SQUARE INCH


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