- Models
- 75 (Army PT-13), A75 (Army PT-13A, -13B, -13C), A75J1 (Army PT-18), A75L3, A75L300, A75N1 (Army PT-17, -17A, Navy N2S-1, -4) and 6 more
- Data sheet
- TCDSA-743
- Registered aircraft
- 1,654 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 | 19 KB | b5d3cc86…e316c01 | FAA DRS (API key needed) |
On this page
The airworthiness directive
60-08-02 BOEING: Amdt. 131 Part 507 Federal Register April 9, 1960. Applies to All Model 75 Series Aircraft Operated in Restricted Category With a Gross Weight Exceeding 3,200 Pounds.
Compliance required not later than June 1, 1960, and at each 100 hours' time in service thereafter.
Due to reports of cracked longerons, the following shall be accomplished:
Visually inspect the fuselage longerons and fuselage diagonal bracing for cracks in the vicinity of the lower wing front spar attach fittings. All cracked structural members shall be repaired or replaced in accordance with CAR 18.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 1,654
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1936 | 2 |
|---|---|
| 1937 | 11 |
| 1938 | 5 |
| 1939 | 2 |
| 1940 | 74 |
| 1941 | 290 |
| 1942 | 351 |
| 1943 | 344 |
| 1944 | 39 |
| 1945 | 27 |
| 1946 | 8 |
| 1947 | 4 |
| 1948 | 2 |
| 1949 | 10 |
| 1950 | 5 |
| 1951 | 1 |
| 1952 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1957 | 3 |
| 1958 | 3 |
| 1959 | 1 |
| 1960 | 1 |
| 1967 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 2 |
| 1976 | 1 |
| 1984 | 1 |
| 1996 | 1 |
459 with no year recorded