| Item Name | Valve Relief Pressure And Temper |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-185-9439 (011859439) |
| NCB Code | USA (01) |
| Manufacturer | Droitcour Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABJH | TEMP RATING | 600.0 DEG FAHRENHEIT |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL BOSS |
| ACKN | FIRST END STYLE DESIGNATOR | GASKET SEAL |
| ACLK | FIRST END THREAD CLASS | 3B |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | PISTON,SPRING LOADED |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADRN | FIRST END THREAD PITCH DIAMETERS | 1.2584 TO 1.2659 INCHES |
| ADSW | ADJUSTABLE PRESSURE RANGE | 1400.0 TO 1800.0 POUNDS PER SQUARE INCH |
| ADSY | VALVE DISCHARGE FLOW RATE | 12.0 GALLONS PER MINUTE |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AFKX | TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNS |
| CQYM | FIRST END NOMINAL THREAD SIZE | 1.3125 INCHES |
| MATT | MATERIAL | STEEL BODY |
| Relevant Components for NSN - 4820-01-185-9439, 4820011859439 | ||||
| 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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