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National Stock Number:
4820-00-847-8556
Federal Supply Class:
4820
National Item Identification Number:
008478556
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:
| 27020 | 99643 | EATON AEROSPACE LLC | | 8-08697 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 8-08697-1 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 2ND END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY OVERALL | | MAXIMUM OPERATING PRESSURE | 120.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.375 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | OPENING PRESSURE SETTING | 120.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 45.0 DEGREES 1ST END | | SEAT ANGLE | 45.0 DEGREES 2ND END | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD CLASS | 3A 2ND END | | THREAD SERIES DESIGNATOR | UNF 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE DISCHARGE FLOW RATE | 0.5 GALLONS PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC |
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