- Model
- PA-12
- Data sheet
- TCDSA-780
- Registered aircraft
- 1,242 matched by model
- Product
- Aircraft · Small airplane
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 | 18 KB | e6806e85…aab5cf8 | FAA DRS (API key needed) |
On this page
The airworthiness directive
47-22-03 PIPER: (Was Mandatory Note 4 of AD-780-3.) Applies Only to PA-12 Aircraft Serial Numbers 12-1 and Up to 12-249 Except Serial Numbers 12-221, 12-236, 12-239 and 12-244.
Compliance required prior to August 1, 1947.
Reinforce the upper end of the tie strap on the landing gear with a 0.125 x 1 1/2 x 4 1/2, 4130 steel plate. Bend and trim to fit and install over end of strap by edge welding.
(Piper Service Bulletin No. 93 dated August 8, 1946, covers this same subject.)
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 1,242
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1945 | 1 |
|---|---|
| 1946 | 415 |
| 1947 | 569 |
| 1948 | 2 |
| 1949 | 1 |
| 1952 | 1 |
| 1954 | 2 |
| 1955 | 3 |
| 1956 | 3 |
| 1957 | 1 |
| 1962 | 1 |
243 with no year recorded