PIPER PA-19 Super Cub — Service Bulletins

This document is Service Bulletin No. 910A from Piper Aircraft Corporation, detailing mandatory compliance for the inspection and replacement of wing lift strut assemblies on affected models, including the PA-19 Super Cub. It outlines the reasons for the revision, compliance times, and specific instructions for inspection and treatment of corrosion.

• Compliance with this Service Bulletin is mandatory.
• Inspection of wing lift struts is required before the next flight and every 12 months.
• Corrosion can lead to failure of the wing lift strut and loss of wing structure integrity.
• New sealed wing lift struts are available to relieve inspection requirements.
• Affected serial numbers for PA-19 include 19-1, 19-2, and 19-3.
• Inspection procedures must be documented in the aircraft logbook.
• Special pricing for new struts is effective for 24 months from the bulletin's date.
• The document is approved by the FAA.