AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-008-7992 (000087992) |
| NCB Code | USA (00) |
| Manufacturer | Pratt And Whitney Canada Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.462 INCHES MINIMUM AND 0.464 INCHES MAXIMUM |
| ABND | TAPER LENGTH | 0.368 INCHES MINIMUM AND 0.396 INCHES MAXIMUM |
| ABQA | TAPER MINOR DIAMETER | 2.703 INCHES MINIMUM AND 2.713 INCHES MAXIMUM |
| ABQB | TAPER MAJOR DIAMETER | 2.973 INCHES MINIMUM AND 2.983 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 3.089 INCHES MINIMUM AND 3.090 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| AJSH | SEAL ACCOMMODATION TYPE | GROOVED |
| CQFM | HARDNESS RATING | 90.0 ROCKWELL B MINIMUM BODY AND 105.0 ROCKWELL B MAXIMUM BODY |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| CRTL | CRITICALITY CODE JUSTIFICATION | ADAR |
| MATT | MATERIAL | STEEL BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5700 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | PLAIN |
| ZZZV | FSC APPLICATION DATA | ACFT ENG R2000 |
| Relevant Components for NSN - 4820-00-008-7992, 4820000087992 | ||||
| 4820-01-248-5022 (4820012485022) | 4820-01-511-3905 (4820015113905) | 4820-00-108-8528 (4820001088528) | 4820-01-613-0942 (4820016130942) | |
| 4820-00-319-7643 (4820003197643) | 4820-01-577-0941 (4820015770941) | 4820-01-262-2542 (4820012622542) | 4820-01-607-4294 (4820016074294) | |
| 4820-01-148-9327 (4820011489327) | 4820-01-292-9537 (4820012929537) | 4820-01-230-6363 (4820012306363) | 4820-01-151-4016 (4820011514016) | |
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