AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-256-5198 (002565198) |
| NCB Code | USA (00) |
| Manufacturer | Kieley And Mueller Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | STEEL, CARBON |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 3.750 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABEP | STEM MATERIAL | STEEL, CORROSION RESISTING |
| ACKM | FIRST END CONNECTION TYPE | RAISED FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | RAISED |
| ACKP | FIRST END RAISED FACE HEIGHT | 0.062 INCHES NOMINAL |
| ACKQ | FIRST END RAISED FACE DIAMETER | 1.375 INCHES NOMINAL |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 4 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.625 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 2.625 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | STEEL, CORROSION RESISTING |
| ADQL | FACE TO FACE DISTANCE | 7.500 INCHES NOMINAL |
| ADQT | PACKING MATERIAL | ASBESTOS AND PLASTIC |
| ADQU | FLOW CONTROL DEVICE | DISK, PLUG TYPE |
| ADQV | FLOW CONTROL DEVICE MATERIAL | PLASTIC, TETRAFLUOROETHYLENE |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVS | REMOTE ACTUATION METHOD | DIAPHRAGM |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 250.0 POUNDS PER SQUARE INCH |
| AEWA | OUTLET PRESSURE SETTING | 150.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | INCLUDED |
| Relevant Components for NSN - 4820-00-256-5198, 4820002565198 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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