EASA SIB 2009-31
WITHDRAWN - FAA UPN TRANSFERRED TO EASA SUP WEBPAGE
Summary
EASA Safety Information Bulletin SIB No. 2009-31 is a safety information bulletin addressing non-conforming MS and NAS O-rings identified by the FAA in Unapproved Parts Notification No. 2009-200600012. The bulletin highlights that certain O-rings, some labeled as "Parker" and others misspelled as "Parkert," do not meet specifications and have been distributed to parts suppliers and production approval holders. The affected parts are intended for various military and commercial aircraft applications, though specific aircraft types are not identified.
What Changed
This bulletin communicates the FAA's findings regarding non-conforming MS and NAS O-rings and endorses the FAA's recommended actions to address the issue. It does not introduce new regulations but serves to inform EASA stakeholders about the FAA's Unapproved Parts Notification and its implications.
Why It Matters
Awareness of non-conforming O-rings is critical for aviation professionals to ensure the integrity and safety of aircraft maintenance and operations. Operators, maintenance organizations, and compliance teams must be vigilant to avoid installing these unapproved parts, which could compromise aircraft safety and regulatory compliance.
What To Do
Owners, operators, and maintenance facilities should review the FAA Unapproved Parts Notification No. 2009-200600012 and take recommended actions to identify and remove any affected MS and NAS O-rings from service. They should also contact EASA's Airworthiness Directives, Safety Management and Research Section for further guidance if needed. No specific compliance deadline is provided.
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