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National Stock Number:
4820-01-576-7949
Federal Supply Class:
4820
National Item Identification Number:
015767949
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:
| D-559-T-16D-7 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | STEEL COMP 303 BODY | | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | OPENING PRESSURE SETTING | 7.0 POUNDS PER SQUARE INCH | | MINIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT | | SPECIAL FEATURES | D IN PART NUMBER DENOTES DEFLECTOR CAP; THREADS IAW MALE TUBE AS4395, MS33656 WITH CONE POINT REMOVED | | PART NAME ASSIGNED BY CONTROLLING AGENCY | RELIEF VALVE |
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