The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Lear Siegler, INC. Astronics Division

Named as the FAA publishes it on its approvals.

Approved to make 15 classes of equipment. FAA spelling: Lear Siegler, Inc. Astronics Division.

Equipment approvals technical standard order authorisations

1990-01-01TSO-C4B · Bank and Pitch Instruments · * · other and general
TSO-C36A · Ils Localizer Receiving Equipment · *, * · other and general
TSO-C54 · Stall Warning Instruments · * · instruments and avionics
TSO-C38 · Vhf Radio Communications Receiving Equipment Operating Within 117.975 To 136.000 Megahertz · *, *, * · instruments and avionics
TSO-C40A · Vor Radio Receiving Equipment · *, * · instruments and avionics
TSO-C40 · Vor Radio Receiving Equipment Operating Within The Radio Frequency Range Of 108-118... · *, *, * · instruments and avionics
TSO-C52 · Flight Directors · * · other and general
TSO-C6B · Direction Instrument, Magnetic (Gyro-Stabilized Type) · * · instruments and avionics
TSO-C9C · Automatic Pilots · *, *, * · other and general
TSO-C37 · Vhf Radio Communications Transmitting Equipment Operating Within The Radio Frequency... · *, * · instruments and avionics
TSO-C52A · Flight Directors · *, *, * · other and general
TSO-C41 · Airborne Automatic Direction Finding (Adf) Equipment · *, *, * · other and general
TSO-C36 · Ils Localizer Receiving Equipment · *, * · other and general
TSO-C35 · Airborne Radio Marker Receiving Equipment · * · instruments and avionics
TSO-C34 · Airborne Ils Glide Slope Receiving Equipment · *, *, * · other and general

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.