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National Stock Number:
4820-00-786-2339
Federal Supply Class:
4820
National Item Identification Number:
007862339
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:
| U528289 | 78943 | TRIUMPH THERMAL SYSTEMS, LLC | | VD10972N | 80830 | AMERICAN STANDARD INC |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY SEAT | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 1.500 INCHES 1ST END | | OPENING PRESSURE SETTING | 5.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | NICKEL | | TEST DATA DOCUMENT | 78943-U528289 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | UNEF 1ST END | | THREAD QUANTITY PER INCH | 18 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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