4820-00-140-9769 VALVE,CHECK Index 4820-00-140-9771 VALVE,RELIEF,PRESSURE AND TEMPER

National Stock Number:
4820-00-140-9770

Federal Supply Class:
4820

National Item Identification Number:
001409770

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:
AB9416-1D20A00414COLUMBIA PRODUCTS
AB9416-1D20A18350PALL AEROPOWER CORPORATION


Techincal Specification:
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALALUMINUM ALLOY BODY
NOMINAL THREAD SIZE1.875 INCHES ALL ENDS
SPECIAL FEATURESCARTRIDGE TYPE
STYLE DESIGNATORSCREW-IN CARTRIDGE
SURFACE TREATMENTANODIZE
THREAD CLASS2A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH16 ALL ENDS
THREAD SERIES DESIGNATORUN ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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