airworthiness · Rule · Final rule; request for comments. · Published 2006-12-14 · Effective 2006-12-29 · 71 FR 75108
Document
Document number
E6-21185
Federal Register citation
71 FR 75108
Type
Rule
Action
Final rule; request for comments.
Category
airworthiness
Manufacturer
Rolls-Royce Corporation AE 2100D3 Turboprop
Publication date
2006-12-14
Effective date
2006-12-29
FAA docket
Docket No. FAA-2006-26414
Abstract
The FAA is adopting a new airworthiness directive (AD) for Rolls-Royce Corporation (RRC) AE 2100D3 turboprop engines. This AD requires removing certain part number (P/N) compressor cone shaft assemblies at a new reduced cyclic life limit of 5,000 engine cycles. This AD results from low-cycle-fatigue testing and analysis of certain P/N compressor cone shaft assemblies, by RRC. We are issuing this AD to prevent uncontained failure of the compressor cone shaft assembly, leading to engine shutdown and damage to the airplane.