| 334511 |
Navigational instruments manufacturing |
| 334511 |
Omnibearing instrumentation manufacturing |
| 334511 |
Pictorial situation instrumentation manufacturing |
| 334511 |
Position indicators (e.g., for landing gear, stabilizers), airframe equipment, manufacturing |
| 334511 |
Proximity warning (i.e., collision avoidance) equipment manufacturing |
| 334511 |
Radar detectors manufacturing |
| 334511 |
Radar systems and equipment manufacturing |
| 334511 |
Radio magnetic instrumentation (RMI) manufacturing |
| 334511 |
Rate-of-climb instrumentation manufacturing |
| 334511 |
Search and detection systems and instruments manufacturing |