The Disk,valve, cataloged under National Stock Number 4820-01-215-4236, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-215-4236 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Shoulder Height | 1.002 INCHES NOMINAL IN |
| Style Designator | PLUG |
| Nominal Thread Size | 5.750 INCHES IN |
| Seat Radius | 5.250 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 8 |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UN |
| 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 |
|---|---|
| SSN671-300-2047866 PIECE 2 | 5/2 Secondary reference U.S. Government activity |
| 71774-30X4 PIECE 2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-215-4236 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-215-4236: Shoulder Height: 1.002 INCHES NOMINAL IN; Style Designator: PLUG; Nominal Thread Size: 5.750 INCHES IN; Seat Radius: 5.250 INCHES NOMINAL IN. 8 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.