| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-057-7283 (010577283) |
| NCB Code | USA (01) |
| Manufacturer | E-Systems Inc, Moog Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B SINGLE THREADED PORTION |
| ADAR | BODY OUTSIDE DIAMETER | 1.006 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.375 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | STURGEON CLASS SSN (637). LEVEL 1 / SUBSAFE. |
| AJRM | UNDER FLANGE HEIGHT | 0.208 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
| Relevant Components for NSN - 4820-01-057-7283, 4820010577283 | ||||
| 4820-01-457-8919 (4820014578919) | 4820-00-518-4670 (4820005184670) | 4820-01-087-8164 (4820010878164) | 4820-01-658-8314 (4820016588314) | |
| 4820-01-600-0105 (4820016000105) | 4820-01-221-1573 (4820012211573) | 4820-01-117-0037 (4820011170037) | 4820-01-047-2107 (4820010472107) | |
| 4820-00-818-1047 (4820008181047) | 4820-01-544-0867 (4820015440867) | 4810-00-679-2778 (4810006792778) | 4820-01-115-6756 (4820011156756) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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