Category Archives: 690A

193 410073 Dorsal Water Evacuation System

The installed Dorsal 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 system of parts to be installed under the Dorsal to provide channels for moisture to drain out of the cavity. Note: Refer to CK196 if a new Dorsal is desired or the existing Dorsal is damaged beyond repair. CK196 installs a dorsal with a built in drainage system, and is effective for models 690A/B.

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196 410073-25 Composite Laminate Dorsal Shell with Moisture Dispersio …

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

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