7A004 Category 7A
'Star trackers' and “components” therefor, as follows (see List of Items Controlled).
Category 7: Navigation and Avionics
Reasons for control
- NS: National security
- MT: Missile technology
- AT: Anti-terrorism
Country chart
| Control | Column |
|---|---|
| AT applies to entire entry | AT 1 |
| MT applies to entire entry | MT 1 |
| NS applies to entire entry | NS 1 |
List-based license exceptions
Items
- a. 'Star trackers' with a specified azimuth “accuracy” of equal to or less (better) than 20 seconds of arc throughout the specified lifetime of the equipment;
- b. “Components” “specially designed” for equipment specified in 7A004.a as follows:
- b.1. Optical heads or baffles;
- b.2. Data processing units.
Related controls
(1) See USML Category XV for certain 'star trackers' that are “subject to the ITAR” (see 22 CFR parts 120 through 130). (2) See also 7A104 and 7A994.
Notes
Technical Note: For the purposes of 7A004.a, 'star trackers' are also referred to as stellar attitude sensors or gyro-astro compasses.
Source: eCFR, version
2026-08-01, retrieved
2026-08-20T04:04:59+00:00.