The Gate,air, cataloged under National Stock Number 1280-01-186-1409, is classified within Federal Supply Class 1280 (Aircraft Bombing Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1280-01-186-1409 |
| Primary Part Number | 240639-1 |
| Item Name | Gate,air |
| FSC / FSG | 1280 / 12 — Aircraft Bombing Fire Control Components |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY PER QQ-A-250/11; 4.356 IN. NOM O/A LG; 1.150 IN. O/A H; 0.300 IN. O/A W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 240639-1 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
| Reference | Meaning |
|---|---|
| 240639-1 | 5/9 Secondary reference Laguna Precision |
NSN 1280-01-186-1409 is a Gate,air, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 1280, Aircraft Bombing Fire Control Components. Status: active.
NSN 1280-01-186-1409 has 1 manufacturer part number on file: 240639-1 (Lockheed Martin Corp Electronics and Missiles Div).
Key specifications for 240639-1: General Characteristics Item Description: ALUMINUM ALLOY PER QQ-A-250/11; 4.356 IN. NOM O/A LG; 1.150 IN. O/A H; 0.300 IN. O/A W IN; End Item Identification: ACFT MODEL F-18. 1 specification is 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.
NSN 1280-01-186-1409 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.