Beechcraft G58 Baron — Parts Catalog

This service letter, MEL-57-03, is directed towards the Beechcraft G58 Baron and outlines the procedures for inspecting the outboard wing nacelle keels for missing rivets. It specifies the serial numbers of affected aircraft and provides detailed instructions for compliance during the next 100-hour or annual inspection. The document emphasizes the importance of using approved parts and following standard maintenance practices as outlined by Textron Aviation. It also includes information on consumable materials needed for the inspection and installation process, as well as labor hours required for the task.

• Affected serial numbers: TH-2468, TH-2472 thru TH-2516, TH-2519, TH-2520, TH-2522.
• Recommended compliance during the next 100-hour or 12-month inspection.
• Use CR3523-5-03 rivets for installation; contact Textron for part availability.
• Labor hours: 1.0 for inspection, 3.5 for modification.
• Follow standard maintenance practices as per Textron Aviation guidelines.