| Item Name | Disk Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-484-0573 (014840573) |
| NCB Code | USA (01) |
| Manufacturer | Velan Valve Corporation, Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 8840-034 | velan valve corporation | disk valve | 57574 | RFQ |
| 8840-034 ITEM NO 6D | velan valve corporation | disk valve | 57574 | RFQ |
| 8953-015-002-S | velan valve corporation | disk valve | 57574 | RFQ |
| MIL-DTL-18110 | military specifications | disk valve | 81349 | RFQ |
| MIL-V-18110 | military specifications | disk valve | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 2.5938 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | 4820-01-469-3320; VELAN 2.5 IN. PRESSURE SEAL GATE VALVE |
| CRRB | SEAT ANGLE | 5.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | MATERIAL IS FORGED CARBON STEEL (COMPOSITION D) ASTM A105 OR A216 GR WCB AND IS STELLITED (COBALT ALLOY); 1/4 INCH HOLE DRILLED INTO UPSTREAM SIDE |
| MATT | III MATERIAL | STEEL |
| ABKW | OVERALL HEIGHT | 2.5938 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | 4820-01-469-3320; VELAN 2.5 IN. PRESSURE SEAL GATE VALVE |
| CRRB | SEAT ANGLE | 5.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | MATERIAL IS FORGED CARBON STEEL (COMPOSITION D) ASTM A105 OR A216 GR WCB AND IS STELLITED (COBALT ALLOY); 1/4 INCH HOLE DRILLED INTO UPSTREAM SIDE |
| MATT | III MATERIAL | STEEL |
| Components Related to NSN - 4820-01-484-0573, 4820014840573 | ||||
| 4820-01-572-7837 (4820015727837) | 4820-01-478-2496 (4820014782496) | 4810-01-232-8702 (4810012328702) | 4820-12-340-3271 (4820123403271) | |
| 4820-01-424-4726 (4820014244726) | 4820-00-428-7011 (4820004287011) | 4810-01-707-6012 (4810017076012) | 4820-01-671-9772 (4820016719772) | |
| 4820-00-034-1423 (4820000341423) | 4820-01-160-8232 (4820011608232) | 4820-00-032-4754 (4820000324754) | 4810-01-516-2099 (4810015162099) | |
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