4820-01-364-5885 VALVE,SAFETY RELIEF Index 4820-01-364-5887 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-364-5886

Federal Supply Class:
4820

National Item Identification Number:
013645886

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:
D559B-8M491816CIRCOR AEROSPACE, INC.
D559B8M371207BRUNSWICK CORP DEFENSE DIV
D559B8M391816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP
FLOW CONTROL DEVICEPOPPET
MATERIALCOPPER ALLOY BODY
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDGAS, INERT FOURTH RESPONSE
MEDIA FOR WHICH DESIGNEDHYDROGEN THIRD RESPONSE
NOMINAL THREAD SIZE1.000 INCHES ALL ENDS
OPENING PRESSURE SETTING4.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS


Click here to Register for Free 30-day Trial