[Code of Federal Regulations] [Title 14, Volume 1] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR35.42] [Page 813] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 35_AIRWORTHINESS STANDARDS: PROPELLERS--Table of Contents Subpart C_Tests and Inspections Sec. 35.42 Blade pitch control system component test. The following durability requirements apply to propeller blade pitch control system components: (a) Except as provided in paragraph (b) of this section, each propeller blade pitch control system component, including governors, pitch change assemblies, pitch locks, mechanical stops, and feathering system components, must be subjected in tests to cyclic loadings that simulate the frequency and amplitude those to which the component would be subjected during 1,000 hours of propeller operation. (b) Compliance with paragraph (a) of this section may be shown by a rational analysis based on the results of tests on similar components. [Amdt. 35-5, 45 FR 60182, Sept. 11, 1980]