4820-00-160-8669 VALVE,BALL Index 4730-00-160-8672 NIPPLE,TUBE

National Stock Number:
4820-00-160-8671

Federal Supply Class:
4820

National Item Identification Number:
001608671

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:
11241398-1017773BALLISTIC MISSILE DEFENSE SYSTEMS COMMAND
559T1-1M0-591816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS316,COND A FED SPEC 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS316,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS316,COND A FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALSTEEL COMP 316 BODY
MATERIALSTEEL COMP 316 SEAT
MATERIALSTEEL COMP 316 AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP-20.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP280.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDALCOHOL, ETHYL SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDALCOHOL, METHYL THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON FIFTH RESPONSE
MEDIA FOR WHICH DESIGNEDHELIUM FOURTH RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.125 INCHES FIRST END
NOMINAL THREAD SIZE0.125 INCHES FIRST END
OPENING PRESSURE SETTING0.5 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
SURFACE TREATMENTPASSIVATE LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD QUANTITY PER INCH27 FIRST END


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