| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-451-7973 (014517973) |
| NCB Code | USA (01) |
| Manufacturer | Circor Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | STEEL, CORROSION RESISTING |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKL | MEDIA FOR WHICH DESIGNED | GAS AND LIQUID, NONCORROSIVE |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL TUBE |
| ACKN | FIRST END STYLE DESIGNATOR | GASKET SEAL |
| ACLH | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.313 INCHES NOMINAL |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 3/4-16 UNJF |
| ACLK | FIRST END THREAD CLASS | 3B |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | STEEL, CORROSION RESISTING AND PLASTIC |
| ACTE | FIRST END SEAT ANGLE IN DEG | 120.0 |
| ADQT | PACKING MATERIAL | PLASTIC, POLYPROPYLENE |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQV | FLOW CONTROL DEVICE MATERIAL | RUBBER |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVA | OUTLET PRESSURE RANGE | +0.0/+120.0 POUNDS PER SQUARE INCH |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 4400.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| AGAV | END ITEM IDENTIFICATION | TARAWA CLASS LHA |
| AZKQ | TEMP RATING | -20.0 DEG FAHRENHEIT MINIMUM AND 165.0 DEG FAHRENHEIT MAXIMUM |
| Components Related to NSN - 4820-01-451-7973, 4820014517973 | ||||
| 4820-01-373-8958 (4820013738958) | 4820-01-129-8013 (4820011298013) | 4820-01-440-6910 (4820014406910) | 4810-01-523-9395 (4810015239395) | |
| 4810-01-541-8177 (4810015418177) | 4810-01-480-3370 (4810014803370) | 4820-01-190-5941 (4820011905941) | 4820-01-130-0014 (4820011300014) | |
| 4820-01-365-6951 (4820013656951) | 4820-01-414-5558 (4820014145558) | 4820-01-319-9150 (4820013199150) | 4820-00-488-8376 (4820004888376) | |
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