[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: 14CFR27.361]

[Page 581-582]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
 
PART 27_AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT--Table 
of Contents
 
                     Subpart C_Strength Requirements
 
Sec.  27.361  Engine torque.

    (a) For turbine engines, the limit torque may not be less than the 
highest of--
    (1) The mean torque for maximum continuous power multiplied by 1.25;
    (2) The torque required by Sec.  27.923;
    (3) The torque required by Sec.  27.927; or
    (4) The torque imposed by sudden engine stoppage due to malfunction 
or structural failure (such as compressor jamming).

[[Page 582]]

    (b) For reciprocating engines, the limit torque may not be less than 
the mean torque for maximum continuous power multiplied by--
    (1) 1.33, for engines with five or more cylinders; and
    (2) Two, three, and four, for engines with four, three, and two 
cylinders, respectively.

[Amdt. 27-23, 53 FR 34210, Sept. 2, 1988]

                    Control Surface and System Loads