| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-899-8666 (008998666) |
| NCB Code | USA (00) |
| Manufacturer | Matheson Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABFF | FURNISHED ITEMS | INTERNAL PILOT VALVE AND OUTLET PRESSURE GAGE |
| ACKL | MEDIA FOR WHICH DESIGNED | HYDROCARBON FUELS AND OILS |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL 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 |
| ACSH | SEAT MATERIAL | NONMETALLIC COMPOSITION |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADQV | FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY AND NONMETALLIC COMPOSITION |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | DOME |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 250.0 POUNDS PER SQUARE INCH |
| AEWA | OUTLET PRESSURE SETTING | 0.5 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| MATT | MATERIAL | ZINC BODY |
| Components Related to NSN - 4820-00-899-8666, 4820008998666 | ||||
| 4820-00-768-0509 (4820007680509) | 4820-01-572-6332 (4820015726332) | 4810-01-388-5111 (4810013885111) | 4820-00-001-1674 (4820000011674) | |
| 4820-01-417-3999 (4820014173999) | 4820-00-988-9195 (4820009889195) | 4820-01-651-5916 (4820016515916) | 4810-01-291-5811 (4810012915811) | |
| 4820-01-382-3164 (4820013823164) | 4820-01-070-6082 (4820010706082) | 4820-01-363-1911 (4820013631911) | 4820-01-312-8350 (4820013128350) | |
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