Maintenance and Modifications
FAA Approves SmartStem for Part 135 Pilots
Part 135 pilots can use the SmartStem tire pressure management system to perform daily tire pressure checks.
Part 135 pilots can use the SmartStem tire pressure management system to perform daily tire pressure checks.

The FAA has approved the Crane Aerospace & Electronics SmartStem tire pressure management system for use in Part 135 safety checks. In a letter to the system’s manufacturer, the agency stated, “It is our opinion that pilots conducting Part 135 operations may use the SmartStem to perform daily tire pressure checks as a pre-flight task if the system has been properly installed on the aircraft by means of an STC or other FAA approval.”

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