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) | 00-405-4884 (004054884) |
| NCB Code | USA (00) |
| Manufacturer | Norgren Martonair Ltd, Dewhurst Plc, Norgren Limited |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2 SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.174 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKK | FLANGE DIAMETER | 0.920 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.760 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 18.500 NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 18 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 0.875 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| STYL | STYLE DESIGNATOR | FAUCET |
| THSD | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| Relevant Components for NSN - 4820-00-405-4884, 4820004054884 | ||||
| 4810-01-097-1150 (4810010971150) | 4820-00-937-5914 (4820009375914) | 4820-00-079-0266 (4820000790266) | 4820-00-216-0126 (4820002160126) | |
| 4810-00-818-7576 (4810008187576) | 4820-01-172-6253 (4820011726253) | 4820-01-436-5947 (4820014365947) | 4820-01-367-9903 (4820013679903) | |
| 4820-00-411-2039 (4820004112039) | 4820-01-100-9100 (4820011009100) | 4810-01-509-0949 (4810015090949) | 4820-01-419-1626 (4820014191626) | |
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