# Airworthiness Directives; Rolls-Royce plc Trent 768-60, Trent 772-60, and Trent 772B-60 Turbofan Engines.
> **Rule** · Final rule; request for comments. · Published 2006-11-07 · Effective 2006-11-22 · 71 FR 65043
## Document
- **Document number:** E6-18702
- **Category:** airworthiness
- **Type:** Rule
- **Action:** Final rule; request for comments.
- **Citation:** 71 FR 65043
- **Publication date:** 2006-11-07
- **Effective date:** 2006-11-22
- **FAA docket:** Docket No. FAA-2006-25855
## Abstract

The FAA is adopting a new airworthiness directive (AD) for Rolls-Royce plc Trent 768-60, Trent 772-60, and Trent 772B-60 turbofan engines. This AD requires removing from service certain sets of fan blade annulus fillers at a new life limit. This AD results from six reports of fan annulus filler release into the engine. We are issuing this AD to prevent a dual-engine shutdown on twin-engine airplanes.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/11/07/E6-18702/airworthiness-directives-rolls-royce-plc-trent-768-60-trent-772-60-and-trent-772b-60-turbofan)
---
*AI Analytics · CC0 1.0*