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National Stock Number:
4820-00-140-7818
Federal Supply Class:
4820
National Item Identification Number:
001407818
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:
| 281327-0002 | 99657 | MAROTTA CONTROLS INC | | 281327-002 | 99657 | MAROTTA CONTROLS INC | | 322AS185-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | OPENING PRESSURE SETTING | 625.0 POUNDS PER SQUARE INCH | | MATERIAL | COPPER ALLOY BODY | | MAXIMUM OPERATING PRESSURE | 800.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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