| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-970-9123 (009709123) |
| NCB Code | USA (00) |
| Manufacturer | Honeywell International Inc, Allied Signal Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | TEE |
| ABFF | FURNISHED ITEMS | AUTOMATIC RELIEF VALVE |
| ACKL | MEDIA FOR WHICH DESIGNED | HYDRAZINE/UNSYMMETRIC DIMETHYL HYDRAZINE,50/50-UDMH |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| ACKN | FIRST END STYLE DESIGNATOR | FLARED |
| ACLH | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES NOMINAL |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 7/16-20 UNF |
| ACLK | FIRST END THREAD CLASS | 3A |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACLS | SECOND END CONNECTION TYPE | THREADED INTERNAL BOSS |
| ACLT | SECOND END STYLE DESIGNATOR | GASKET SEAL |
| ACMQ | SECOND END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 9/16-18 UNF |
| ACMR | SECOND END THREAD CLASS | 3B |
| ACMS | SECOND END THREAD DIRECTION | RIGHT-HAND |
| ACSH | SEAT MATERIAL | STEEL,CORROSION RESISTING |
| ACTE | FIRST END SEAT ANGLE IN DEG | 37.0 |
| ADQM | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 0.250 INCHES NOMINAL |
| ADQR | CENTER TO CENTER DISTANCE | 0.750 INCHES NOMINAL |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | PRESSED-IN |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVS | REMOTE ACTUATION METHOD | PISTON |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 1500.0 POUNDS PER SQUARE INCH |
| AEWA | OUTLET PRESSURE SETTING | 950.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| MATT | MATERIAL | ALUMINUM ALLOY BODY |
| Relevant Components for NSN - 4820-00-970-9123, 4820009709123 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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