- Models
- Colonial C-1, Colonial C-2
- Data sheet
- TCDS1A13
- 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 | f64a5134…3472269 | FAA DRS (API key needed) |
On this page
The airworthiness directive
59-17-04 COLONIAL: Applies to All Models C-1 and C-2 Aircraft.
Compliance required within the next 10 hours but not later than October 15, 1959, and at each 100 hours thereafter.
Due to failures in service, remove, inspect, and replace, if damaged, the two AN 4 bolts attaching the wing rear spar to the hull on each side at hull Station 138. The bolts are located adjacent to the inboard flap hinge and are accessible through the wheel wells. Remove only one bolt per side at a time and replace before removing the other bolt. The torque applied to these bolts shall not exceed 70 inch-pounds.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.