9D619 Category 9D
Software “specially designed” for the “development,” “production,” operation or maintenance of military gas turbine engines and related commodities controlled by 9A619, equipment controlled by 9B619, or materials controlled by 9C619 (see List of Items Controlled).
Category 9: Aerospace and Propulsion
Reasons for control
- NS: National security
- RS: Regional stability
- AT: Anti-terrorism
- UN
Country chart
| Control | Column |
|---|---|
| AT applies to entire entry | AT 1 |
| NS applies to entire entry except 9D619.y | NS 1 |
| RS applies to 9D619.y | None |
| RS applies to entire entry except 9D619.y | RS 1 |
| UN applies to entire entry except 9D619.y | None |
List-based license exceptions
| Exception | As stated in the entry |
|---|---|
| TSR | N/A |
Items
- a. “Software” (other than software controlled in paragraph .b of this entry) “specially designed” for the “development,” “production,” operation, or maintenance of commodities controlled by ECCN 9A619 (except 9A619.y), ECCN 9B619 (except 9B619.y), or ECCN 9C619.
- b. “Software” “specially designed” for the “development” or “production” of any of the following:
- b.1. Front, turbine center, and exhaust frames;
- b.2. Low pressure compressor (i.e., fan) “components” and “parts” as follows: nose cones, casings, blades, vanes, spools, shrouds, blisks, shafts and disks;
- b.3. High pressure compressor “components” and “parts” as follows: casings, blades, vanes, spools, shrouds, blisks, shafts, disks, and impellers;
- b.4. Combustor “components” and “parts” as follows: casings, fuel nozzles, swirlers, swirler cups, deswirlers, valve injectors, igniters, diffusers, liners, chambers, cowlings, domes and shells;
- b.5. High pressure turbine “components” and “parts” as follows: casings, shafts, disks, blades, vanes, nozzles, and tip shrouds;
- b.6. Low pressure turbine “components” and “parts” as follows: casings, shafts, disks, blades, vanes, nozzles, and tip shrouds;
- b.7. Augmentor “components” and “parts” as follows: casings, flame holders, spray bars, pilot burners, augmentor fuel controls, flaps (external, convergent, and divergent), guide and syncronization rings, and flame detectors and sensors;
- b.8. Mechanical “components” and “parts” as follows: fuel metering units and fuel pump metering units, valves (fuel throttle, main metering, oil flow management), heat exchangers (air/air, fuel/air, fuel/oil), debris monitoring (inlet and exhaust), seals (carbon, labyrinth, brush, balance piston, and knife-edge), permanent magnetic alternator and generator, eddy current sensors;
- b.9. Torquemeter assembly (i.e., housing, shaft, reference shaft, and sleeve);
- b.10. Digital engine control systems (e.g., Full Authority Digital Engine Controls (FADEC) and Digital Electronic Engine Controls (DEEC)) “specially designed” for gas turbine engines controlled in this ECCN; or
- b.11. Engine monitoring systems (i.e., prognostics, diagnostics, and health) “specially designed” for gas turbine engines and components controlled in this ECCN.
- c. to x. [Reserved]
- y. Specific “software” “specially designed” for the “development,” “production,” operation, or maintenance of commodities enumerated in ECCN 9A619.y or 9B619.y.
Related controls
Software directly related to articles enumerated or otherwise described in USML Category XIX is subject to the control of USML paragraph XIX(g).
Source: eCFR, version
2026-08-01, retrieved
2026-08-20T04:04:59+00:00.