STC SR04845NY

SR04845NY

HELIFAB EAST, LLC 602 Sevier St., Unit 300 Johnson City, TN 37604 Part 27 Title 14 Code of Regulations H2SW Bell Textron Canada Limited 206L-3, 206L-4, 407

1. The installer must determine whether this design change is compatible with existing installed approved modifications.

(Limitations and Conditions continued on page 3 of 3) 04/15/2024 04/16/2025 08/27/2024 Christina M. Underwood Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3

1. Installation of a Helifab East Equipment Mount per Helifab East, LLC, Master Drawing List Document No. HFE-MDL-7-1, Revision A, dated June 19, 2024 or later FAA-approved revision.

2. Maintenance is to be performed in accordance with Helifab East Instructions for Continued Airworthiness (ICA) Document No. HFE-CA-7-1, Revision IR, dated June 19, 2024 or later FAA-accepted revisions.

(Description of Type Design Change continued on page 3 of 3)

SR04845NY 04/16/2025 3

SR04845NY 04/16/2025 Description of Type Design Change continued:

3. Aircraft is to be operated in accordance with Helifab East Rotorcraft Flight Manual Supplement (RFMS) Document No. HFE-FM-7-1, revision IR, FAA approved 08/20/2024.

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

3. A copy of this certificate must be maintained as part of the permanent records for the modified rotorcraft.

4. This approval is limited to only the installation of Equipment Mount provisions. The FAA has not certified the equipment for which these provisions are intended. You must get additional FAA approval to install this equipment. The FAA must evaluate the installation to ensure it complies with the applicable airworthiness standards.

5. This STC is applicable to all serial numbers for Bell Textron Canada Ltd. Model Series 206L-3, 206L-4 and 407.

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the FAA certification basis for Bell Models 206L-3, 206L-4, and 407 rotorcraft is as follows:

a. The certification basis for Bell Models 206L-3, 206L-4, and 407 is listed on H2SW for parts not changed or affected by this change.

b. The certification basis for parts changed or affected by the change since the reference date of application, April 15, 2024, is based on Part 27 as amended through 27-30 per TCDS H2SW and includes these regulations:

27.29(b) [Amdt. 27-14], 27.301(a) [Amdt. 27-0], 27.303 [Amdt. 27-0], 27.305(a) [Amdt. 27-0],

27.307(a) [Amdt. 27-26], 27.337 [Amdt. 27-26], 27.561(b)(3)(i-iv) [Amdt. 27-0], 27.561(a)(b)(1) [Amdt. 27-30], 27.601(a) [Amdt. 27-0], 27.603 [Amdt. 27-16], 27.605(a) [Amdt. 27-16], 27.607 [Amdt. 27-4], 27.609 [Amdt. 27-0], 27.611 [Amdt. 27-0], 27.613 [Amdt. 27-26], 27.619 [Amdt. 27-0],

27.625 [Amdt. 27-0], 27.785(a)(e) [Amdt. 27-21], 27.853(a)(b)(c) [Amdt. 27-17], 27.1501(b) [Amdt.

27-14], 27.1529 [Amdt. 27-18], 27.1541 [Amdt. 27-0], 27.1557(a) [Amdt. 27-11], 27.1581 [Amdt.

27-14], 27.1583(c) [Amdt. 27-16].

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