| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-195-0377 (011950377) |
| NCB Code | USA (01) |
| Manufacturer | Velan Valve Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 23399 | velan valve corporation | seat valve | 57574 | RFQ |
| 23399 ITEM 5 | velan valve corporation | seat valve | 57574 | RFQ |
| 2557-073-062GS | velan valve corporation | seat valve | 57574 | RFQ |
| 2557-073-302-S | velan valve corporation | seat valve | 57574 | RFQ |
| 2557-73-279 | velan valve corporation | seat valve | 57574 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 1.844 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 1.625 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 1.505 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.764 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.383 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Components Related to NSN - 4820-01-195-0377, 4820011950377 | ||||
| 4820-00-775-3968 (4820007753968) | 4820-01-407-1380 (4820014071380) | 4810-01-384-9916 (4810013849916) | 4820-00-036-1498 (4820000361498) | |
| 4820-01-445-1127 (4820014451127) | 4820-01-431-0885 (4820014310885) | 4820-01-168-8308 (4820011688308) | 4820-00-967-1001 (4820009671001) | |
| 4820-01-136-3800 (4820011363800) | 4810-01-524-9684 (4810015249684) | 4820-01-068-2378 (4820010682378) | 4820-01-370-6648 (4820013706648) | |
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