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National Stock Number:
4820-00-404-6068
Federal Supply Class:
4820
National Item Identification Number:
004046068
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:
| 0631D0001-1 | 03538 | LOCKHEED MARTIN CORPORATION | | 0631D0001-1 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | FLOW CONTROL DEVICE | DIAPHRAGM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD SIZE | 0.312 INCHES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU | | SPECIAL FEATURES | SELF-SEALING ELASTOMER HERMETIC SEAL | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 2A 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | THREAD QUANTITY PER INCH | 24 1ST END | | VALVE DISCHARGE FLOW RATE | 5.1 LITERS PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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