The Valve,safety Relief, cataloged under National Stock Number 4820-01-406-4884, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dante Valve Company. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-406-4884 |
| Primary Part Number | BAMAA03SCC-A054 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dante Valve Company |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Style Designator | ANGLE |
| Material | NICKEL ALLOY STEM |
| Material | BRONZE BODY |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY SEAT |
| 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 |
|---|---|
| BAMAA03SCC-A054 PRIMARY | Dante Valve Company (USA) |
| 20213DS41M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| BAMAA03SCC-A054 | 5/9 Secondary reference Danco Valve Company |
| BAMAA03SCC | 5/9 Secondary reference Danco Valve Company |
| 20213 | D/9 Drawing number reference only Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| BAMAA05SCC | 5/9 Secondary reference Danco Valve Company |
| 20213DS41M | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-406-4884 is a Valve,safety Relief, manufactured by Dante Valve Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-406-4884 has 2 manufacturer part numbers on file: BAMAA03SCC-A054 (Dante Valve Company), 20213DS41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for BAMAA03SCC-A054: Flow Control Device: DISK; Style Designator: ANGLE; Special Features: 1/2IN RELIEF VALVE IN; Material: NICKEL ALLOY STEM. 6 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.