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National Stock Number:
4820-00-138-3750
Federal Supply Class:
4820
National Item Identification Number:
001383750
Description:
VALVE,VACUUM BREAKING
Detail:
AN ITEM DESIGNED TO AUTOMATICALLY RELIEVE VACUUM, BY THE INTAKE OF AIR, WHEN THE INTERNAL PRESSURE FALLS BELOW ATMOSPHERIC PRESSURE. SEE ALSO VALVE, VACUUM REGULATING.
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Manufacturer Information:
| 28544-1 1-2 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS |
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Techincal Specification:
| TEMP ADJUSTABILITY | NOT ADJUSTABLE | | FIRST END THREAD DIRECTION | RIGHT-HAND | | END CONNECTION QUANTITY | 1 | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES | | FIRST END STYLE DESIGNATOR | PLAIN | | FLOW CONTROL DEVICE | DIAPHRAGM | | FLOW CONTROL DEVICE MATERIAL | ANY ACCEPTABLE | | SEAT MATERIAL | BRONZE | | STEM MATERIAL | BRONZE | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE | | BODY MATERIAL | BRONZE |
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