CFM-A238B-238-529-20 CFM-A238B-238-529-22 CFM-A238BF-165-635 CFM-A238BF-165-635-20 CFM-A238BF-165-635-22 CFM-A238BF-270-651 CFM-A238BF-270-651-20 CFM-A238BF-270-651-22 CFM-A238BF-280-680 CFM-A238BF-280-680-20