The Valve,butterfly, cataloged under National Stock Number 4820-01-263-1981, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Emerson Automation Solutions Final Control Us Lp (CAGE 04613) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-263-1981 |
| Primary Part Number | A3BDFBD12 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| A3BDFBD12 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| HAN1246NBA PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| HAN1280131 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
NSN 4820-01-263-1981 is a Valve,butterfly, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-263-1981 has 3 manufacturer part numbers on file: A3BDFBD12 (Emerson Automation Solutions Final Control Us Lp), HAN1246NBA (Emerson Automation Solutions Final Control Us Lp), HAN1280131 (Emerson Automation Solutions Final Control Us Lp).
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.