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National Stock Number:
4820-00-776-6886
Federal Supply Class:
4820
National Item Identification Number:
007766886
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:
| 27391 | 01359 | TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. | | 5173A-4TB-350 | 91816 | CIRCOR AEROSPACE, INC. | | D8497-63-1 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | | 8497-63-1 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY | | 5183A4TB350 | 91816 | CIRCOR AEROSPACE, INC. | | 8497-63-1 | 97403 | CECOM LR CENTER | | D8497-63-1 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY | | D8497-63-1 | 92878 | HDT EXPEDITIONARY SYSTEMS INC | | D8497-63-1 | 94833 | KECO INDUSTRIES INC. | | D8497-63-1 | 97403 | CECOM LR CENTER |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | ALUMINUM ALLOY OVERALL | | SURFACE TREATMENT | ANODIZE | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 300.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | GASKET SEAL(BOSS) 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | UNF 2ND END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | 0.438 INCHES 2ND END | | THREAD CLASS | 3A 1ST END | | 3B 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | RIGHT-HAND 2ND END | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 350.0 POUNDS PER SQUARE INCH | | ADJUSTABLE PRESSURE RANGE | 265.0 TO 380.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
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