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) | 00-037-3169 (000373169) |
| NCB Code | USA (00) |
| Manufacturer | Teledyne Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 2.061 INCHES MINIMUM AND 2.063 INCHES MAXIMUM |
| ABND | TAPER LENGTH | 0.231 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
| ABQA | TAPER MINOR DIAMETER | 1.804 INCHES MINIMUM AND 1.805 INCHES MAXIMUM |
| ABQB | TAPER MAJOR DIAMETER | 1.806 INCHES MINIMUM AND 1.807 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 1.806 INCHES MINIMUM AND 1.807 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 1.665 INCHES MINIMUM AND 1.675 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.185 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.303 INCHES MINIMUM AND 0.309 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM BODY AND 40.0 ROCKWELL C MAXIMUM BODY |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM FACE AND 40.0 ROCKWELL C MAXIMUM FACE |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | STEEL OVERALL |
| Relevant Components for NSN - 4820-00-037-3169, 4820000373169 | ||||
| 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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