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National Stock Number:
4820-00-345-4698
Federal Supply Class:
4820
National Item Identification Number:
003454698
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:
| 100-545NR | 81833 | AEROCONTROLEX GROUP, INC. | | 100-621-2 | 81833 | AEROCONTROLEX GROUP, INC. | | NA5-7612 | 43999 | THE BOEING COMPANY | | RD10280-1 | 51663 | HYDRO-AIRE AEROSPACE CORP. | | 2394213 | 99221 | TAVCO, INC. | | 2394226 | 99221 | TAVCO, INC. | | RD10280E | 51663 | HYDRO-AIRE AEROSPACE CORP. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +32.0 TO 35.0 POUNDS PER SQUARE INCH | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | STEM OR DISK | | OPERATING PRESSURE | 35.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM ALLOY AND RUBBER CHLOROPRENE CLASS CR STEM | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY SEAT | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | OPENING PRESSURE SETTING | 33.5 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE DISCHARGE FLOW RATE | 2.0 CUBIC FEET PER MINUTE | | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | SURFACE TREATMENT | ANODIZE LOCATION NOT OTHERWISE SPECIFIED | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD QUANTITY PER INCH | 20 FIRST END |
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