The Valve,safety Relief, cataloged under National Stock Number 4820-01-262-0951, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dante Valve Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Dante Valve Company (CAGE 5P967) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-262-0951 |
| Primary Part Number | D50UU-02 1-1/2IN 8T13PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dante Valve Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| D11200 ASSY D50UU-02 8T13PSI | Dante Valve Company (USA) |
| D50UU-02 1-1/2IN 8T13PSI PRIMARY | Dante Valve Company (USA) |
| Reference | Meaning |
|---|---|
| D11200 ASSY D50UU-02 8T13PSI | 5/9 Secondary reference Danco Valve Company |
| D11200 | D/9 Drawing number reference only Danco Valve Company |
| D50UU-02 1-1/2IN 8T13PSI | 3/9 Design control — primary reference Danco Valve Company |
NSN 4820-01-262-0951 is a Valve,safety Relief, manufactured by Dante Valve Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-262-0951 has 2 manufacturer part numbers on file: D11200 ASSY D50UU-02 8T13PSI (Dante Valve Company), D50UU-02 1-1/2IN 8T13PSI (Dante Valve Company).
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.