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National Stock Number:
4820-00-529-1115
Federal Supply Class:
4820
National Item Identification Number:
005291115
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:
| 1302500 | 99470 | RANDALL CO INC | | 1302501 | 99470 | RANDALL CO INC | | 658054-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | MATERIAL | ALUMINUM ALLOY BODY | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 20.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | VALVE DISCHARGE FLOW RATE | 3.0 CUBIC FEET PER MINUTE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 9.5 POUNDS PER SQUARE INCH | | MOUNTING FACILITY | THREADED FASTENER | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
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