AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Vacuum Breaking |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-121-7889 (011217889) |
| NCB Code | USA (01) |
| Manufacturer | Bidoro Mfg Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | BRONZE,ASTM B62 |
| AAQL | BODY STYLE | ANGLE GIVE ADQM AND ADQN ONLY IF FLANGED ONE OR TWO ENDS |
| ABJH | TEMP RATING | 185.0 DEG FAHRENHEIT |
| ACKL | MEDIA FOR WHICH DESIGNED | WATER,FRESH |
| ACKM | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | STREANLINED WITH ONE BRAZING RING |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | PISTON,FREE TYPE |
| ADQV | FLOW CONTROL DEVICE MATERIAL | BRASS AND RUBBER,SYNTHETIC |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| Relevant Components for NSN - 4820-01-121-7889, 4820011217889 | ||||
| 4820-01-437-8926 (4820014378926) | 4820-01-258-2410 (4820012582410) | 4820-00-432-1714 (4820004321714) | 4820-01-271-9629 (4820012719629) | |
| 4820-01-578-9600 (4820015789600) | 4820-00-092-6590 (4820000926590) | 4820-01-417-2811 (4820014172811) | 4820-01-365-0880 (4820013650880) | |
| 4820-01-697-1452 (4820016971452) | 4820-15-149-7310 (4820151497310) | 4820-00-506-2869 (4820005062869) | 4820-00-330-9420 (4820003309420) | |
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