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National Stock Number:
4820-01-121-7889
Federal Supply Class:
4820
National Item Identification Number:
011217889
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:
| 3479 | 23798 | BIDORO MFG CO PO BOX 103 HUNTINGTON STA NY 11746 | | BMC-3479 | 23798 | BIDORO MFG CO PO BOX 103 HUNTINGTON STA NY 11746 | | BMC3479E-1 | 23798 | BIDORO MFG CO PO BOX 103 HUNTINGTON STA NY 11746 |
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Techincal Specification:
| FLOW CONTROL DEVICE | PISTON, FREE TYPE | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | 185.0 DEG FAHRENHEIT | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | BODY MATERIAL | BRONZE, ASTM B62 | | FLOW CONTROL DEVICE MATERIAL | BRASS AND | | RUBBER, SYNTHETIC | | END CONNECTION QUANTITY | 2 | | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE | | FIRST END STYLE DESIGNATOR | STREANLINED WITH ONE BRAZING RING | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | MEDIA FOR WHICH DESIGNED | WATER, FRESH |
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