AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Disk Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-139-4152 (011394152) |
| NCB Code | USA (01) |
| Manufacturer | Walker Power Systems Inc, American Turbo Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAZE | SHANK DIAMETER | 0.244 INCHES MINIMUM AND 0.246 INCHES MAXIMUM |
| AAZU | TIP DIAMETER | 0.244 INCHES MINIMUM AND 0.246 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.362 INCHES MINIMUM AND 0.372 INCHES MAXIMUM |
| CRRB | SEAT ANGLE | 45.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | 0.181 IN. MIN,0.191 IN. MAX FLATTED DIM. |
| MATT | MATERIAL | PLASTIC |
| STYL | STYLE DESIGNATOR | POPPET |
| Relevant Components for NSN - 4820-01-139-4152, 4820011394152 | ||||
| 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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