The service bulletin SA-102-33-1.2 has been revised as of 18 January 2021. This service bulletin applies to all 2-22 & 2-33 aircraft serial numbers and is for the inspection of the steel tube fuselages. Please note that the old bulletin revision used to be restricted to only certain serial numbers of 2-22/2-33 aircraft, but those restrictions have been eliminated. The new service bulletin revision is available in the download section at the link below.

Aircraft Service Letters/Bulletins