2017-10437: Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines
Get alerted when the next rule lands
New rules open for comment on their own schedule. Pick how you want to hear about them — we email you when one appears.
Publishing to members? Embed a live rule tracker on your own site — the proposed rules in your area and the comment deadlines closing on them, updating themselves. Free, one line of HTML.
Create a free account & build one →Summary
We are adopting a new airworthiness directive (AD) for all Rolls-Royce Deutschland Ltd & Co KG (RRD) model Spey 506-14A, Spey 555- 15, Spey 555-15H, Spey 555-15N, and Spey 555-15P turbofan engines. This AD requires reducing the maximum approved life limits for certain high- pressure compressor (HPC) stage 12 rotor disks. We are issuing this AD to correct the unsafe condition on these products.
The agency’s own summary, as published.
What this changes
Amends 1 part of the Code of Federal Regulations — the standing rules this notice rewrites.
Rulemaking docket
We haven’t pulled this rulemaking’s full docket yet. View docket FAA-2017-0186 on Regulations.gov →
Don't miss the comment window
One Click Politics alerts you on every deadline, hearing, and rule change.
See all rules with comments due soon →