The Control Assy,landin, cataloged under National Stock Number 1680-00-673-4043, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Mid-Continent Instrument Co Inc. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Control Assy,landin |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Mid-Continent Instrument Co Inc (CAGE 59742); Fareham Aero Agencies Ltd (CAGE KD643) |
| Parameter | Value |
|---|---|
| NSN | 1680-00-673-4043 |
| Primary Part Number | 12-1000-1 |
| Item Name | Control Assy,landin |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Mid-Continent Instrument Co Inc |
| 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 |
|---|---|
| 12-1000-1 | Mid-Continent Instrument Co Inc (USA) |
| 12-1000-1 | Fareham Aero Agencies Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 9900033-3 | 5/1 Secondary reference Textron Aviation Inc |
| 12-1000-1 | 5/2 Secondary reference U.S. Government activity |
| 9900033-3 | 5/9 Secondary reference Cessna Aircraft Company Dba Textron Aviation |
| 12-1000-1 | 5/2 Secondary reference U.S. Government activity |
| 12-1000-1 | 3/9 Design control — primary reference Associated Co Inc |
NSN 1680-00-673-4043 is a Control Assy,landin, manufactured by Mid-Continent Instrument Co Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-673-4043 has 2 manufacturer part numbers on file: 12-1000-1 (Mid-Continent Instrument Co Inc), 12-1000-1 (Fareham Aero Agencies Ltd).
4 possible matches (shared part number, not a government interchangeability claim): 5998-01-178-0530, 4810-01-220-6060, 4820-01-342-1259. 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.