| Item Name | Disk Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-250-1978 (012501978) |
| NCB Code | USA (01) |
| Manufacturer | Flotech Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 5.250 INCHES NOMINAL |
| ABND | TAPER LENGTH | 4.812 INCHES NOMINAL |
| ABQA | TAPER MINOR DIAMETER | 1.446 INCHES NOMINAL |
| ABQB | TAPER MAJOR DIAMETER | 2.285 INCHES NOMINAL |
| BGST | PRESSURE RATING | 100.0 POUNDS PER SQUARE INCH NOMINAL |
| CRRB | SEAT ANGLE | 0.5 RADIANS NOMINAL |
| MATT | MATERIAL | NICKEL ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | GAS OR OIL |
| STYL | STYLE DESIGNATOR | SOLID WEDGE |
| Relevant Components for NSN - 4820-01-250-1978, 4820012501978 | ||||
| 4820-01-478-7250 (4820014787250) | 4820-01-157-2874 (4820011572874) | 4820-01-152-3022 (4820011523022) | 4820-00-622-4732 (4820006224732) | |
| 4820-01-521-9794 (4820015219794) | 4820-01-396-0684 (4820013960684) | 4820-01-450-7273 (4820014507273) | 4820-01-124-2752 (4820011242752) | |
| 4820-01-233-6840 (4820012336840) | 4820-00-495-7877 (4820004957877) | 4820-01-708-6366 (4820017086366) | 4820-00-220-3237 (4820002203237) | |
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