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National Stock Number:
4820-00-127-2180
Federal Supply Class:
4820
National Item Identification Number:
001272180
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:
| 559T2MP25 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | FLOW CONTROL DEVICE | DISK | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END | | MATERIAL | STEEL OVERALL | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 1ST RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 2ND RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 3RD RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 4TH RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | AMMONIA, LIQUID 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | GAS, INERT 3RD RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDROGEN 4TH RESPONSE | | POWER DRIVE OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH NOMINAL | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 18 1ST END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | VALVE OPERATION METHOD | AIR | | STYLE DESIGNATOR | STRAIGHT THRU |
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