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National Stock Number:
4820-01-203-2176
Federal Supply Class:
4820
National Item Identification Number:
012032176
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:
| 20129ASSYR91M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 20129R91M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +187.0 TO 210.0 POUNDS PER SQUARE INCH | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SPRING | | CRITICALITY CODE JUSTIFICATION | ZZZY | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY 922 BODY | | MATERIAL | NICKEL ALLOY 400 PACKING | | OPERATING PRESSURE | 210.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 3.000 INCHES |
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