59-12-05: Plastic Control Surface Locks
FAA order 59-12-05 is an airworthiness directive. The FAA's subject line: Plastic Control Surface Locks. System: other and general.
What it applies to as the FAA lists it
- Kind of product
- Aircraft
- Makes
- Revo, Incorporated
- Models
- Colonial C-1, Colonial C-2
Dates and paperwork
- Docket
- Unknown
- Status
- Current
- The FAA's document
- Read the order on the FAA's site
The order itself the regulatory text, as published
Show the full text (888 characters)
59-12-05 COLONIAL: Applies to Models C-1 and C-2 Aircraft Serial Numbers 1 Through 132.
Compliance required as indicated.
Due to a recent incident where the plastic lock for the control surface hinge pin cracked, thus making it possible for the hinge pin to work out, the following inspection and replacement of all plastic locks is required. Prior to next flight inspect the control surface hinge pin locks.
(1) If made of metal, no further action necessary.
(2) If made of plastic material inspect for cracks. Parts found cracked must be replaced with locks fabricated of 0.025 2024-T3 aluminum alloy material or equivalent before further operation.
(3) All plastic locks must be replaced within the next 10 hours of operation with metal locks fabricated of 0.025 2024-T3 aluminum alloy material or equivalent.
(Colonial Service Bulletin No. 15 covers this same subject.)
Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of November 6, 2026. Connections as data: /graph/directive/59-12-05.json · aircraft systems.