4820-01-087-8863 VALVE,CHECK Index 5340-01-087-8869 COVER,ACCESS

National Stock Number:
4820-01-087-8864

Federal Supply Class:
4820

National Item Identification Number:
010878864

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:
281346-000299657MAROTTA CONTROLS INC


Techincal Specification:
DISK LOADING METHODSPRING
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING ERR-100
FLOW CONTROL DEVICEPOPPET
MATERIALPLASTIC POLYAMIDE SEAT
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP120.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES ALL ENDS
OPENING PRESSURE SETTING3300.0 POUNDS PER SQUARE INCH
RENEWABLE SEAT RING TYPEPRESSED-IN
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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