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		                        | National Stock Number:
 4820-00-765-2922
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 007652922
 
 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:
 
 | 5329 | 44218 | NORWALK COMPRESEER COMPANY INC | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | ANGLE |  | VALVE OPERATION METHOD | AUTOMATIC |  | MATERIAL | STEEL BODY |  |  | STEEL SEAT |  | FLOW CONTROL DEVICE | DISK |  | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |  | MAXIMUM OPERATING PRESSURE | 170.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |  | MAXIMUM OPERATING TEMP | 200.0 DEG FAHRENHEIT SINGLE RESPONSE |  | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |  |  | THREADED INTERNAL PIPE 2ND END |  | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |  | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES 1ST END |  |  | 0.500 INCHES 2ND END |  | THREAD SERIES DESIGNATOR | NPT 1ST END |  |  | NPT 2ND END |  | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |  |  | 0.500 INCHES 2ND END |  | THREAD DIRECTION | RIGHT-HAND 1ST END |  |  | RIGHT-HAND 2ND END |  | DISK LOADING METHOD | SPRING |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 44218 |  | DESIGN CONTROL REFERENCE | 5329 | 
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