| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-011-2812 (010112812) |
| NCB Code | USA (01) |
| Manufacturer | Fairchild Industrial Products Co, Howden Fluid Systems, Meggitt International Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKL | MEDIA FOR WHICH DESIGNED | AIR AND NITROGEN,GASEOUS |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/4-18 NPT |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | MANUAL SINGLE STAGE |
| AEVP | MANUAL CONTROL METHOD | WHEEL |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEWF | FILTER | NOT INCLUDED |
| AZKQ | TEMP RATING | -40.0 DEG FAHRENHEIT MINIMUM AND 200.0 DEG FAHRENHEIT MAXIMUM |
| FEAT | SPECIAL FEATURES | TAMPER PROOF |
| Relevant Components for NSN - 4820-01-011-2812, 4820010112812 | ||||
| 4820-01-680-0758 (4820016800758) | 4820-01-143-5485 (4820011435485) | 4820-00-055-1456 (4820000551456) | 4820-01-064-7247 (4820010647247) | |
| 4820-01-659-8956 (4820016598956) | 4820-00-950-5912 (4820009505912) | 4820-01-070-5428 (4820010705428) | 4820-01-390-2772 (4820013902772) | |
| 4820-01-117-0449 (4820011170449) | 4820-01-013-4639 (4820010134639) | 4820-01-360-4401 (4820013604401) | 4810-01-666-7132 (4810016667132) | |
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