AD 78-08-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-10F | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-30 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-30F (KC-10A, KDC-10) | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-40 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
Unsafe Condition
Simultaneous loss of primary attitude and heading information during takeoff roll and subsequent flight due to Litton -51, -72 Inertial Navigation Systems or -58 Inertial Sensor Systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the airplane's navigation rack per McDonnell Douglas DC-10 Service Bulletin 25-251 dated August 26, 1977, or later FAA approved revisions. Equivalent modifications may be used with approval from the Chief, Aircraft Engineering Division, FAA Western Region. Special flight permits under FAR 21.197 and 21.199 may be issued for operation to a base for modification.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
On or before July 31, 1979 unless already accomplished or incorporated in production.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F (KC-10A, KDC-10), and -40 Series airplanes equipped with Litton -51, -72 Inertial Navigation Systems, or Litton -58 Inertial Sensor Systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.