| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4810 Valves Powered |
| National Item Identification Number (NIIN) | 01-023-2649 (010232649) |
| NCB Code | USA (01) |
| Manufacturer | Huntington Ingalls Incorporated |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 810-4384539-03 | huntington ingalls incorporated | seat valve | 43689 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 16.968 INCHES MINIMUM AND 16.984 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 14.468 INCHES MINIMUM AND 14.484 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 1.375 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 12.500 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| CQKW | BODY STEPPED INSIDE DIAMETER | 12.562 INCHES NOMINAL SECOND STEP |
| CQKW | BODY STEPPED INSIDE DIAMETER | 13.562 INCHES NOMINAL FIRST STEP |
| FEAT | SPECIAL FEATURES | STEM GUIDE CENTERED IN SEAT CENTER,OD 4.250 IN.,ID 2.250 IN.,LENGTH 4.375 IN. |
| MATT | MATERIAL | NICKEL COPPER ALLOY,MIL-C-20159,TYPE 1 OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Relevant Components for NSN - 4810-01-023-2649, 4810010232649 | ||||
| 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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