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No. of STCs: 2

STC Holder: WAC Corporation Inc 520 Conger Street, Eugene, OR 97402, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA274NW	Status: Current	App Date: 01/23/1976	Rev Date: 04/05/1976
Description: Replacement of the left forward side window (pilots' compartment) with a plexiglas dome (0.250 in. thickness)
TC Nos.: 2A4
Models: Twin Commander Aircraft LLC680
ACO: AIR-770: West Certification Branch SEA

STC Holder: WAC Corporation Inc 520 Conger Street, Eugene, OR 97402, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA454NW	Status: Current	App Date: 05/10/1977	Rev Date: 07/15/1977
Description: Installationof modified elevator push-pull tube modified right and landing gear push-pull tube, and camera port
TC Nos.: 2A3
Models: Mooney Aviation Company IncM20F
ACO: AIR-770: West Certification Branch SEA