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National Stock Number:
4820-00-776-9373
Federal Supply Class:
4820
National Item Identification Number:
007769373
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:
| 5-656-16SS | 94590 | REPUBLIC SUPPLY CO OF CALIFORNIA THE | | 5159T-6TB-1000 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST ENDTHREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST ENDGASKET SEAL(BOSS) 2ND END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | STEEL COMP 303 BODYRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT | | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | -40.0 FAHRENHEIT 1ST RESPONSE275.0 FAHRENHEIT 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSEALCOHOL, ETHYL 2ND RESPONSEAMMONIA, GASEOUS 3RD RESPONSEAMMONIA, LIQUID 4TH RESPONSEREFRIGERANT 12 5TH RESPONSE | | NOMINAL THREAD SIZE | 0.563 INCHES ALL ENDS | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. | | THREAD CLASS | 3A 1ST END3B 2ND END | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF 1ST ENDUNF 2ND END | | VALVE OPERATION METHOD | AUTOMATIC |
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