| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-317-3306 (003173306) |
| NCB Code | USA (00) |
| Manufacturer | Atwood And Morrill Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.625 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKW | OVERALL HEIGHT | 0.625 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 3.875 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 4.375 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-883,CLASS 6,TYPE E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN THREADED |
| THSD | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION |
| Components Related to NSN - 4820-00-317-3306, 4820003173306 | ||||
| 4820-00-775-3968 (4820007753968) | 4820-01-407-1380 (4820014071380) | 4810-01-384-9916 (4810013849916) | 4820-00-036-1498 (4820000361498) | |
| 4820-01-445-1127 (4820014451127) | 4820-01-431-0885 (4820014310885) | 4820-01-168-8308 (4820011688308) | 4820-00-967-1001 (4820009671001) | |
| 4820-01-136-3800 (4820011363800) | 4810-01-524-9684 (4810015249684) | 4820-01-068-2378 (4820010682378) | 4820-01-370-6648 (4820013706648) | |
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