The Dorsal of the original design (P/N 430073-1/-501/-503/-505/-507) does not allow dispersion of moisture that builds up in the cavity between the Dorsal and the Fuselage, which leads to corrosion on the fuselage skin under the Dorsal. This kit includes a Dorsal that provides channels for moisture to drain out of the cavity and is effective for models 690A/B. all
To replace Dorsal Fin made of plastic with more durable Composite Laminate material and is effective for models 690A/B. all
To provide approval and instruction for long seat rails on the left side for passenger convenience. For Models: 680FL, 680T, 680W, 681, 685, 690, 690A, 690B, 690C, and 695.
Repeated removal and reinstallation of the center fuel cell and liner system leads to damage to the parts and oversized assembly holes. This kit provides approved installation of reusable fasteners for assembly of the fuel cell liner system. For Models: 560A/E/F, 680, 680FL/FL(P)/F(P), 680T/V/W, 720, 681, 685, 690, 690A, 690B, 690C, 690D, 695, 695A, 695B
This kit provides approval and instruction for the addition of the oxygen fill port for airplanes not equipped with such.