| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-083-4094 (000834094) |
| NCB Code | USA (00) |
| Manufacturer | E-Systems Inc, Moog Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.347 INCHES MINIMUM AND 0.349 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.046 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.072 NOMINAL MILS AND 0.078 NOMINAL CENTIMETERS |
| AJRM | UNDER FLANGE HEIGHT | 0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| ZZZV | FSC APPLICATION DATA | VALVE,HYDRAULICSYSTEM,AIRCRAFT |
| Components Related to NSN - 4820-00-083-4094, 4820000834094 | ||||
| 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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