[Code of Federal Regulations]

[Title 14, Volume 1]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR33.33]



[Page 772]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

 

PART 33_AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES--Table of Contents

 

    Subpart C_Design and Construction; Reciprocating Aircraft Engines

 

Sec. 33.33  Vibration.



    The engine must be designed and constructed to function throughout 

its normal operating range of crankshaft rotational speeds and engine 

powers without inducing excessive stress in any of the engine parts 

because of vibration and without imparting excessive vibration forces to 

the aircraft structure.