The Valve,butterfly, cataloged under National Stock Number 4810-01-681-7032, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Emerson Automation Solutions Final Control Us Lp (CAGE 04613); Lexair Inc (CAGE 56607) |
| Parameter | Value |
|---|---|
| NSN | 4810-01-681-7032 |
| Primary Part Number | EVC-VA-00821-3IN |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| 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) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| EVC-VA-00821-3IN PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| EVC-VA-00821-3IN PRIMARY | Lexair Inc (USA) |
| Reference | Meaning |
|---|---|
| EVC-VA-00821 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| EVC-VA-00821PN EVAC-VA-00821-3IN | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp |
NSN 4810-01-681-7032 is a Valve,butterfly, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-681-7032 has 2 manufacturer part numbers on file: EVC-VA-00821-3IN (Emerson Automation Solutions Final Control Us Lp), EVC-VA-00821-3IN (Lexair Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-689-6976. Verify interchangeability with system specifications before substitution.
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.