| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-283-9673 (012839673) |
| NCB Code | USA (01) |
| Manufacturer | Huntington Ingalls Incorporated, Naval Ship Engineering Center |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 522-4457259 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| 4457259 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| 2070-28 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| 2070-28 PIECE 29 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| 522-4457259 PIECE 29 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| H8832408 | naval ship engineering center | seat valve | 25685 | RFQ |
| 4457259 PIECE 29 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 2.750 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 0.499 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.388 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | U.2.NAVY SSN688 CLASS SUBMARINE NO. 1 AND 2 PERISCOPE FAIRING HOIST CYLINDER |
| AJFZ | SEAT RADIUS | 0.062 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 4820-01-283-9673, 4820012839673 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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