Applies To Bizjets Modified Under Sierra Industries STC
The FAA has issued a Special Airworthiness Information Bulletin (SAIB) advising owners and operators of certain Cessna Aircraft Company Model 500, 550, S550, 552 and 560 airplanes modified by Sierra Industries, Ltd. STC SA8437SW and Cessna Aircraft Company Model 501 and 551 airplanes modified by Sierra Industries, Ltd. STC SA8458SW (Type Certificate Data Sheets A22CE and A27CE, respectively) of an airworthiness concern regarding radome latch covers.