U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
Sections 1039.240 and 1039.245 describe the method for testing that must be performed to establish deterioration factors for an engine family.
Regulations most recently checked for updates: Aug 27, 2025
Sections 1039.240 and 1039.245 describe the method for testing that must be performed to establish deterioration factors for an engine family.