4820-00-289-1807 VALVE,SAFETY RELIEF Index 4820-00-289-1811 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-1809

Federal Supply Class:
4820

National Item Identification Number:
002891809

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:
150-3/4X3/4 FIG 150-A14915JAYCO INCORPORATED
150-A 3/414915JAYCO INCORPORATED
150-A-3/4X3/414959CRANE CO DIV VALVE DIV
2501 3-414959CRANE CO DIV VALVE DIV
2606 3-414959CRANE CO DIV VALVE DIV
2611 3-4 9014959CRANE CO DIV VALVE DIV
2611-3-4-90PSI14959CRANE CO DIV VALVE DIV
K96614959CRANE CO DIV VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY 836 SEAT
STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE16.0 TO 30.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDVALVE STEM LOCK SHIELD


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