STC SR02492LA

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

Number: SR02492LA

This certificate issued to: Helicopter Technology Company 12902 South Broadway Los Angeles, California 90061

Part 29* of the Code of Federal Regulations. *See Certification Basis on Continuation Sheet

Type Certificate Number: See FAA Approved Model List (AML) SR02492LA for Applicable Make and Models Model:

Description of Type Design Change: Installation, operation, and maintenance of Helicopter Technology Company main rotor blade assembly in accordance with the FAA approved documents noted in FAA Approved Model List SR02492LA.

Limitations and Conditions: For aircraft models approved using a 14 CFR 21.25(a)(2) surplus military restricted category certification basis, this approval is applicable only to the following restricted category special purposes: 14 CFR 21.25(b)(1) Agriculture,14 CFR 21.25(b)(2) Forest and Wildlife Conservation (dispersal of firefighting materials only), and 14 CFR 21.25(b)(7) External Cargo Operations. Any other special purpose operations require an additional showing of compliance to applicable 14 CFR Part 36 Noise requirements. Installation of this STC on model UH-1B helicopters requires modifications in accordance with supplemental type certificate SR00026DE.

*Additional limitations and conditions noted on the continuation sheet.

Date of Application: October 18, 2010 Date Reissued:

Date of Issuance: January 13, 2014 Date Amended: June 17, 2014; June 08, 2018:

October 08, 2015; October 07, 2020 By Direction of the Administrator

Manager, Airframe Section, Los Angeles ACO Branch

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

Number: SR02492LA

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SR02492LA Certification Basis: Title 14 CFR Part 29 Amendment 0 dated February 01, 1965 except for the following Federal Aviation Regulation found in compliance with the shown later amendments:

29.547 Amendment 29-4

29.571 Amendment 29-20

Limitations and Conditions: The 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 aircraft model series noted in the AML 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. Instructions for Continued Airworthiness as noted in AML SR02492LA, or later FAA accepted revision must be available to the operator at the time of installation.

END

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