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National Stock Number:
4820-00-788-0417
Federal Supply Class:
4820
National Item Identification Number:
007880417
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:
| 519-1742 | 65459 | LANDOLL COMPANY, LLC | | B20C30 | 72914 | GRIMES AEROSPACE COMPANY | | P309N | 64560 | WELDON TOOL CO THE | | P309N60PSI | 64560 | WELDON TOOL CO THE |
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Techincal Specification:
| CENTER TO CENTER DISTANCE | 0.313 INCHES | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE AND VALVE STEM LOCK SHIELD | | FLOW CONTROL DEVICE | PISTON | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | PLASTIC FLOW CONTROL DEVICE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS | | OFFSET DISTANCE | 0.250 INCHES | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | STYLE DESIGNATOR | TEE W/OFFSET | | SPECIAL FEATURES | TAPPED MINUS 2 THDS IN RELIEF PORT | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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