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National Stock Number:
4820-00-001-6553
Federal Supply Class:
4820
National Item Identification Number:
000016553
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:
| A51K56028-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51K56028-1 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51K56028-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.875 INCHES 1ST END | | NOMINAL THREAD SIZE | 1.187 INCHES 1ST END | | MATERIAL | STEEL OVERALL | | THREAD QUANTITY PER INCH | 16 1ST END | | THREAD SERIES DESIGNATOR | UNJ 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3A 1ST END |
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