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National Stock Number:
4820-00-943-5167
Federal Supply Class:
4820
National Item Identification Number:
009435167
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:
| 123SCEC438-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 123SCEC438-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1615883-1 | 99251 | MISSION SYSTEMS DAVENPORT INC. | | FR132A1 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
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Techincal Specification:
| BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED INTERNAL PIPE 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 2ND END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | DISK | | MATERIAL | ALUMINUM ALLOY AND STEEL BODY | | MATERIAL | PLASTIC POLYAMIDE (NYLON) FLOW CONTROL DEVICE | | MATERIAL | STEEL SEAT | | MAXIMUM OPERATING PRESSURE | 120.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MOUNTING FACILITY | BULKHEAD | | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.125 INCHES 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | ANGLE | | SURFACE TREATMENT | ANODIZE AND PASSIVATE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD DIRECTION | RIGHT-HAND 2ND END | | THREAD CLASS | 2A 1ST END | | THREAD SERIES DESIGNATOR | NPT 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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