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National Stock Number:
4820-00-094-8123
Federal Supply Class:
4820
National Item Identification Number:
000948123
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:
| 20501-1 | 81982 | HYDRO-AIRE AEROSPACE CORP |
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Techincal Specification:
| VALVE OPERATION METHOD | AUTOMATIC | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 725.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | VALVE DISCHARGE FLOW RATE | 3.0 GALLONS PER MINUTE | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 18 ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 725.0 POUNDS PER SQUARE INCH | | ADJUSTABLE PRESSURE RANGE | 300.0 TO 725.0 POUNDS PER SQUARE INCH | | MOUNTING FACILITY | THREADED FASTENER | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | TEST DATA DOCUMENT | 00502-N20501 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) | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81982 | | DESIGN CONTROL REFERENCE | 20501-1 |
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