3020-01-210-9567 GEAR,SPUR Index 4730-01-210-9569 COUPLING,TUBE

National Stock Number:
4820-01-210-9568

Federal Supply Class:
4820

National Item Identification Number:
012109568

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:
936012019200US ARMY ARDEC RDECOM
K-7300-355469ESSEX INDUSTRIES, INC.
P43-673-391816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM ALLOY 2024 BODY
MATERIALALUMINUM ALLOY 6061 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE25.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDNITROGEN, TETRAOXIDE 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
OPENING PRESSURE SETTING3.0 POUNDS PER SQUARE INCH
SEAT ANGLE37.0 DEGREES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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