The Disk,valve, cataloged under National Stock Number 4820-01-480-6630, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-480-6630 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Pressure Rating | 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5261-0607-15A ITEM 04 | 3/9 Design control — primary reference Newdell Company, the Dba Ladish Valves |
| C1503-106-007 | 5/9 Secondary reference Newdell Company, the Dba Ladish Valves |
| 5261-0607-15A | D/9 Drawing number reference only Newdell Company, the Dba Ladish Valves |
NSN 4820-01-480-6630 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-480-6630: Pressure Rating: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; End Item Identification: E/I VALVE, SWING CONTROL, NSN 4820--0-480-6619;W/S TARAWA CLASS LHA; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.