STC SA01865SE

Number SA01865SE

This certificate, issued to BLR Aerospace, LLC 9730 29th Ave. W. Hangar C-106 Everett, WA 98204 Part 29 of the Federal Aviation Regulations.

Original Product⎯Type Certificate Number: H4SW Make: Bell Helicopter Textron Model: 212

Description of the Type Design Change: Fabrication of Boundary Layer Research (BLR) FastFin System in accordance with BLR Master Drawing List Document BLR-212FF-040, Revision A, dated April 22, 2008, or later Federal Aviation Administration (FAA) approved revision; and installation of the BLR FastFin System in accordance with BLR Installation Manual Document BLR-212FF-030, Revision IR, dated July 22, 2008, or later FAA-approved revisions

Limitations and Conditions: Approval of this change in type design applies to the above model rotorcraft only which are equipped with BLR Dual Tailboom Strakes (STC SR00798SE). This approval should not be extended to other rotorcraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate and FAA-approved RFMS must be maintained as part of the permanent records 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.

Date of application: March 30, 2007 Date reissued:

Date of issuance: August 7, 2008 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)