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National Stock Number:
4820-01-105-1952
Federal Supply Class:
4820
National Item Identification Number:
011051952
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.
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Manufacturer Information:
| 16-004-016 | 43990 | NORGREN C A CO | | 16-004-016-2 | 43990 | NORGREN C A CO | | 5338197 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5338197-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5338197-2 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT | | MAXIMUM OPERATING TEMP | 200.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES FIRST END | | OPENING PRESSURE SETTING | 135.0 POUNDS PER SQUARE INCH | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | NPTF FIRST END |
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