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		                        | National Stock Number:
 4820-00-768-1188
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 007681188
 
 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:
 
 | 103104-3-1 | 64547 | HONEYWELL INTERNATIONAL, INC |  | 103104-3-1 | 70210 | HONEYWELL INTERNATIONAL INC. |  | 103104-942-2 | 64547 | HONEYWELL INTERNATIONAL, INC |  | 103104-942-2 | 70210 | HONEYWELL INTERNATIONAL INC. |  | 103104-942-2 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |  | 103104-3-1 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | SAFETY RELIEF |  | VALVE OPERATION METHOD | AUTOMATIC |  | FLOW CONTROL DEVICE | DIAPHRAGM |  | CONNECTION TYPE | FLANGE 1ST END |  | FLANGE SHAPE | ROUND WITH HOLES 1ST END |  | NOMINAL OUTSIDE DIAMETER | 8.620 INCHES 1ST END |  | NOMINAL THICKNESS | 0.125 INCHES 1ST END |  | BOLT HOLE QUANTITY | 12 1ST END |  | BOLT HOLE NOMINAL DIAMETER | 0.220 INCHES 1ST END |  | FLANGE FACE DESIGN | PLAIN 1ST END |  | OPENING PRESSURE SETTING | 19.9 POUNDS PER SQUARE INCH | 
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