STC SE00035EN

FAA Form 8110-2-1(10-69) Page 2 OF 2

Number SE00035EN

Date reissued: July 27, 2009

(Continued from page 1 of 2)

3. This STC should not be installed on engines of this model (CFM56-3) on which other previously approved modifications are incorporated, including other STC’s, unless it is determined by the installer, in accordance with Pratt & Whitney GMS Service Bulletin PWGMS 72-4, original issue dated June 2, 2008, or later FAA-approved revision, that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of the product.

Certification Basis:

Based on 14 CFR § § 21.115 amendment 77 and 21.101 amendment 90, and FAA Order 8110.48, this modification is determined to be a not-significant change. The certification basis for the CFM International CFM56-3 series engine as follows:

Regulations at the amendment 33-0 through 33-6 except as noted:

33.4(A-9), 33.5(A-9), 33.7(A-10), 33.14(A-10), 33.27(A-10), 33.88(A-18)

Equivalent Level of Safety findings have been made fir the following regulation(s):

14 CFR § 33.27 (a) and (c) Turbine, compressor, fan, and turbosupercharger rotors, documented in ELOS Memo #8040-ELOS-08-NE-06.

- - END - -