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) | 00-306-4840 (003064840) |
| NCB Code | USA (00) |
| Manufacturer | Droitcour Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B SINGLE THREADED PORTION |
| ABKW | OVERALL HEIGHT | 0.668 INCHES MINIMUM AND 0.678 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM |
| AJSH | SEAL ACCOMMODATION TYPE | RECESSED |
| CQFM | HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM BODY |
| CQFM | HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM FACE |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| FEAT | SPECIAL FEATURES | 4 BLEED HOLES |
| STYL | STYLE DESIGNATOR | PLAIN THREADED |
| THSD | THREAD SERIES DESIGNATOR | UNC SINGLE THREADED PORTION |
| ZZZV | FSC APPLICATION DATA | VALVE,SAFETY RELIEF,NONPOWERED |
| Relevant Components for NSN - 4820-00-306-4840, 4820003064840 | ||||
| 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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