From FAA DRS. DRS record last changed December 5, 2025.
What it approves
Installation of AIM Directional Gyro, AIM Attitude Gyro, General Design Direction Indicator, P/N 4305-8510-1L, or General Design Attitude Gyro, P/N 4300-8520-1L per Drawing List 355A82-1701, Rev F, dated 9/26/86 or latest FAA approved revision.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.