4820-00-706-4588 VALVE,SAFETY RELIEF Index 4820-00-706-4592 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-706-4591

Federal Supply Class:
4820

National Item Identification Number:
007064591

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:
C1058A2D581755LOCKHEED MARTIN CORPORATION
D539A2M591816CIRCOR AEROSPACE, INC.
D559A-2M-591816CIRCOR AEROSPACE, INC.


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 303 BODY
STEEL COMP 303 FLOW CONTROL DEVICE
STEEL COMP 303 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 3031/SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAMMONIA, LIQUID 1ST RESPONSE
BUTANE 2ND RESPONSE
FUEL/OIL, HYDROCARBON 3RD RESPONSE
GAS, INERT 4TH RESPONSE
HYDROGEN 5TH RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
NOMINAL THREAD SIZE0.250 INCHES 1ST END
THREAD QUANTITY PER INCH18 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING5.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESREFRIGERANT 12 SIXTH MEDIA


Click here to Register for Free 30-day Trial