STC SR01711SE

Number SR01711SE

This certificate, issued to Helitech Corporation 7044 Portal Way #120 Ferndale, WA 98248

Part 21.29 of the Federal Aviation Regulations.

Original ProductType Certificate Number: H2SW Make:Bell Model: 206A; 206B; 206L; 206L-1; 206L-3; and 206L-4

Description of the Type Design Change: Installation of composite drive shaft cover; manufactured and installed in accordance with Helitech Corporation Master Document List HC206-408, Revision B, dated August 15, 2006 or later Federal Aviation Administration approved revision.

Limitations and Conditions: Approval of this change in type design applies only to the rotorcraft model listed above. This approval should not be extended to other rotorcraft of this model on which other previously approved modification are incorporated unless it is determined that the relationship between this change and any other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft. A copy of this certificate, must be maintained as part of the permanent record of the modified rotorcraft.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked, or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Date of application: May 18, 2005 Date reissued: March 13, 2013 Date of issuance: October 20, 2006 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)