4820-01-032-5700 VALVE,SAFETY RELIEF Index 4810-01-032-5702 VALVE,SOLENOID

National Stock Number:
4820-01-032-5701

Federal Supply Class:
4820

National Item Identification Number:
010325701

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:
581R85597942NORTHROP GRUMMAN SYSTEMS CORPORATION
581R855H0297942NORTHROP GRUMMAN SYSTEMS CORPORATION
D537A-8D-1891816CIRCOR AEROSPACE, INC.
P90-383-2091816CIRCOR AEROSPACE, INC.


Techincal Specification:
DISK LOADING METHODSPRING
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP AND 1 GASKET
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY 2024 BODY
MATERIALSTEEL COMP 303 FLOW CONTROL DEVICE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
OPENING PRESSURE SETTING18.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS


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