General Aviation News

Butler National Corporation has received FAA Supplemental Type Certificate (STC) approval of the CHRONOS digital clock, that includes USB-A and USB-C chargers, on Learjet Model 24, 24B/D/E/F, 25, 25B/C/D/F, 28, 29, 31, 31A, 35, 35A, C21A, 36, 36A, 55, 55B, 55C, 60, and 60XR airplanes.

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