STC SA00160LA

FAA Form 8110-2 (4/20) SUPERSEDES PREVIOUS EDITION Page 1 of 3

Number: SA00160LA IKHANA Group, LLC 37260 Sky Canyon Drive, Hangar 20 Murrieta, California 92563 Part 3*of the Civil Air Regulations.

*Certification basis set forth in Type Certificate Data Sheet A9EA Original Product Make: Viking Air Limited Type Certificate Number: A9EA Model: DHC-6-100, DHC-6-200, and DHC-6-300 Description of Type Design Change: Installation of IKHANA Aircraft Services wing box assembly in accordance with FAA Approved R. W. Martin Inc. Master Drawing List WR6-1000, Revision N/C, dated March 20, 1996, or later FAA approved revision.

Limitations and Conditions: This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. The approval of this modification applies to the above noted model series only. A copy of this STC must be included in the permanent records of the modified aircraft. 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. *Continued on Page 3.

Date of Application: June 20, 1994 Date Reissued: September 7, 2020; February 2, 2015;

November 18, 2020; November 3, 2021

Date of Issuance: April 9, 1996 Date Amended: December 22, 2003; June 29, 2004

Title: Manager, Airframe Section Aviation Safety Los Angeles ACO Branch

FAA Form 8110-2 (4/20) SUPERSEDES PREVIOUS EDITION Page 2 of 3

Number: SA00160LA

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA00160LA * Limitation and Conditions Change (Continued)

1. IKHANA Aircraft Services (Formerly R. W. Martin, Inc.) part numbers WR6-1002-59, -61 are approved as replacement wing box assemblies for Viking Air Limited (formerly Bombardier Inc. or DeHavilland Inc.) wing box assemblies that have incorporated DHC Modification No. 6/1117.

2. The life limit for IKHANA Aircraft Services replacement wing box assemblies for DHC-6- 100 and DHC-6-200 aircraft is 49,000 hours time in service or 98,000 flights, whichever occurs first, from the time of installation. The life limit for IKHANA Aircraft Services replacement wing box assemblies for the DHC-6-300 aircraft is 45,000 hours time in service or 90,000 flights, whichever occurs first, from time in service.

3. All Viking Air Limited, Bombardier Inc., and DeHavilland Inc. Service Bulletins pertaining to Viking Air Limited (formerly Bombardier Inc. or DeHavilland Inc.) wing box assemblies also pertain to IKHANA Aircraft Services wing box assemblies except as identified in the R.

W. Martin Inc., Instructions for Continued Airworthiness document WR6-1000-ICA or WR6- 1000-ICA/LE.

4. Any Airworthiness Directives pertaining to Viking Air L imited, Bombardier Inc., or DeHavilland Inc. also pertain to the IKHANA Aircraft Servi ces wing box assemblies except as identified in the R. W. Martin Inc. , Instructions for Continued Airworthiness document WR6-1000-ICA or WR6-1000-ICA/LE.

5. IKHANA Aircraft Services wing box assemblies must be installed in accordance with Viking Air Limited Service Bulletin No. 6/362.

6. The following Instructions for Continued Airworthiness apply:

 IKHANA Aircraft Services replacement wing boxes installed on DHC -6-100 and DHC-6-200 aircraft are to be maintained in accordance with R. W. Martin Drawing No. WR6-1000-ICA.

 IKHANA Aircraft Services replacement wing boxes with 33, 000 hours or 66, 000 cycles or less installed on DHC-6-300 aircraft are to be maintained in accordance with R. W. Martin, Inc. Drawing No. WR6-1000-ICA.

 IKHANA Aircraft Services replacement wing boxes with greater than 33,000 hours or 66,000 cycles installed on DHC -6-300 aircraft are to be maintained in accordance with R. W. Martin, Inc. Drawing No. WR6-1000-ICA/LE.

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FAA Form 8110-2 (4/20) Page 3 of 3