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National Stock Number:
4820-00-323-4964
Federal Supply Class:
4820
National Item Identification Number:
003234964
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:
| A20021 | 81982 | HYDRO-AIRE AEROSPACE CORP | | A20021 | 91131 | VIRCO MFG CORP |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL(BOSS) FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS FIRST END | | FLOW CONTROL DEVICE | CONE | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | THREAD CLASS | 3B FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD QUANTITY PER INCH | 20 FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
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