# Airworthiness Directives; Airbus SAS Airplanes

**Action Urgency Score:** 65/100

| Field | Value |
|---|---|
| Agency | Transportation Department; Federal Aviation Administration |
| Type | Final rule |
| Action | Final rule. |
| Published | 2026-10-27 |
| Effective | 2026-12-01 |
| Significant | No |
| CFR parts | 14 CFR 39 |
| Summary | The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A330-941 airplanes. This AD was prompted by an occurrence of a triple "PRIM FAULT" in the Flight Control Primary Computer (FCPC) at touchdown. This AD requires the installation of a new FCPC standard and applicable concurrent modifications. This AD also prohibits the installation of certain parts. The FAA is issuing this AD to address the unsafe condition on these products. |
| Document number | 2026-21861 |

## Why this score
- Effective date within 30 days.
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/10/27/2026-21861/airworthiness-directives-airbus-sas-airplanes). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.