3020-00-006-4009 GEAR CLUSTER Index 2815-00-006-4012 CYLINDER HEAD,DIESEL ENGINE

National Stock Number:
4820-00-006-4010

Federal Supply Class:
4820

National Item Identification Number:
000064010

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:
559A-1M-9081833AEROCONTROLEX GROUP, INC.
559A-1M-9091816CIRCOR AEROSPACE, INC.
7LV221-9026044SAF INDUSTRIES LLC
63286956232LOCKHEED MARTIN CORPORATION
632869-1056232LOCKHEED MARTIN CORPORATION


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-A-628,ALLOY2024 FED SPEC SINGLE MATERIAL RESPONSE BODY LINING
MATERIALALUMINUM ALLOY BODY LINING
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDHYDROGEN FIFTH RESPONSE
MEDIA FOR WHICH DESIGNEDREFRIGERANT 12 FOURTH RESPONSE
NOMINAL THREAD SIZE0.125 INCHES FIRST END
OPENING PRESSURE SETTING90.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESPOP-OFF TYPE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORNPT FIRST END


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