The Valve,exhaust Control, cataloged under National Stock Number 4820-01-616-0420, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Valve,exhaust Control |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Lockheed Martin Corp Electronics and Missiles Div (CAGE 09205) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-616-0420 |
| Primary Part Number | 143565 |
| Item Name | Valve,exhaust Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| 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 |
|---|---|
| 143565 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 4820-01-616-0420 is a Valve,exhaust Control, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-616-0420 has 1 manufacturer part number on file: 143565 (Lockheed Martin Corp Electronics and Missiles Div).
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.