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) | 00-441-9824 (004419824) |
| NCB Code | USA (00) |
| Manufacturer | Ontic Engineering And Manufacturing Inc, Hamilton Sundstrand Corporation, Donallco Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.378 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.276 INCHES MINIMUM AND 0.278 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.155 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.057 INCHES MINIMUM AND 0.167 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.120 INCHES MINIMUM AND 0.131 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| ZZZV | FSC APPLICATION DATA | PUMP,ACFT HYDRAULIC GEAR |
| Relevant Components for NSN - 4820-00-441-9824, 4820004419824 | ||||
| 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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