EASA Regulations for Piper PA-23-23

EASA SIB 2007-33

FAA SAIB NE-07-53 - Non-conformities on Propellers Inspected and Overhauled by Desert Aircraft Blade Service

FAA Special Airworthiness Information Bulletin NE-07-53 is an informational bulletin addressing nonconformities found on propellers inspected and overhauled by Desert Aircraft Blade Service, specifically including Hartzell Propeller Inc. model HC-92ZK-2B two-bladed propellers installed on Piper PA-23-23 aircraft. The bulletin highlights corrosion, wear beyond service limits, and incomplete compliance with certain Airworthiness Directives on these propellers. EASA Safety Information Notice 2007-33 references this FAA bulletin to alert European operators and maintenance organizations.