- Effective
- February 24, 1988
- Models
- GTSIO-520-C, GTSIO-520-D, GTSIO-520-H, GTSIO-520-K, GTSIO-520-L, GTSIO-520-M and 41 more
- Registered aircraft
- 18,497 matched by model
- Product
- Appliance
- Amendment
- 39-5850
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 57 KB | 759381bf…e96fafc | FAA DRS (API key needed) |
On this page
Affected TCDS · 4
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 18,497
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1918 | 1 |
|---|---|
| 1944 | 1 |
| 1946 | 5 |
| 1947 | 6 |
| 1948 | 7 |
| 1949 | 3 |
| 1950 | 8 |
| 1951 | 1 |
| 1952 | 3 |
| 1953 | 4 |
| 1954 | 10 |
| 1955 | 17 |
| 1956 | 13 |
| 1957 | 8 |
| 1958 | 3 |
| 1959 | 4 |
| 1960 | 6 |
| 1961 | 13 |
| 1962 | 24 |
| 1963 | 48 |
| 1964 | 433 |
| 1965 | 350 |
| 1966 | 644 |
| 1967 | 488 |
| 1968 | 520 |
| 1969 | 432 |
| 1970 | 312 |
| 1971 | 256 |
| 1972 | 438 |
| 1973 | 669 |
| 1974 | 712 |
| 1975 | 847 |
| 1976 | 897 |
| 1977 | 922 |
| 1978 | 1,087 |
| 1979 | 1,167 |
| 1980 | 824 |
| 1981 | 753 |
| 1982 | 334 |
| 1983 | 170 |
| 1984 | 183 |
| 1985 | 158 |
| 1986 | 101 |
| 1987 | 121 |
| 1988 | 151 |
| 1989 | 109 |
| 1990 | 139 |
| 1991 | 135 |
| 1992 | 76 |
| 1993 | 79 |
| 1994 | 121 |
| 1995 | 97 |
| 1996 | 82 |
| 1997 | 122 |
| 1998 | 121 |
| 1999 | 152 |
| 2000 | 150 |
| 2001 | 213 |
| 2002 | 264 |
| 2003 | 306 |
| 2004 | 406 |
| 2005 | 433 |
| 2006 | 37 |
| 2007 | 75 |
| 2008 | 65 |
| 2009 | 23 |
| 2010 | 27 |
| 2011 | 24 |
| 2012 | 16 |
| 2013 | 41 |
| 2014 | 47 |
| 2015 | 33 |
| 2016 | 32 |
| 2017 | 18 |
| 2018 | 25 |
| 2019 | 13 |
| 2020 | 15 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 11 |
| 2024 | 4 |
| 2025 | 8 |
| 2026 | 5 |
1,811 with no year recorded
By model
See all 49 modelsAircraft
See all 18,497 aircraftNTSB investigations that cite this AD · 1
Their narratives or probable cause name AD 86-13-04, often to say whether the aircraft complied with it.