# STC SR00902DE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: MD Helicopters Inc, United States - Description: Installation of External Equipment Mounts for provisions - Applied: September 18, 2018 - Status date: August 5, 2022 - Product: Aircraft, Rotorcraft - Certification basis: Part 21, Part 27 - Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE) - Certificate PDF: https://openairdocs.org/files/sha256/e3/aa/e3aa26152a3a8ed9b00424a84e7eeee78a7f6f3903b8addebb79638c2504401a - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/580DE8E39B5C88DA8625889900539137.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR00902DE ## ADs that name it (0) None. ## Approved models (3) - MD Helicopters Inc. 369D ([TCDS H3WE](https://openairdocs.org/tcds/H3WE)) - MD Helicopters Inc. 369E ([TCDS H3WE](https://openairdocs.org/tcds/H3WE)) - MD Helicopters Inc. 369FF ([TCDS H3WE](https://openairdocs.org/tcds/H3WE)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate FAA Form 8110-2 (03/21) Page 1 of 3 22___ Number: SR00902DE This certificate issued to: MD Helicopters, LLC 4555 East McDowell Road Mesa, Arizona 85215-9734 27 of the Federal Aviation Regulations. Original Product – Type Certificate Number: H3WE - Make: MD Helicopters, LLC Model: 369D, 369E, 369FF Description of Type Design Change: Installation of External Equipment Mounts for provisions in accordance with Document No. 369D296504, Master Drawing List, External Equipment Mounts STC, Revision E, dated November 21, 2018, FAA approved December 13, 2018, or later FAA approved revision. Instructions for Continued Airworthiness (ICA), Document No. CSP-104, Revision Original dated November 28. 2018, FAA accepted December 13, 2018, or later FAA accepted revision is required to be made available at installation. FAA Approved Rotorcraft Flight Manual Supplement, Document No. CSP-D/E/FF-STC1, Revision Original dated October 9, 2018, FAA Approved December 13, 2018, or later FAA approved revision is required for this modification. 1. The installer must determine whether this design change is compatible with previously approved modifications. 2. Equipment is not included in this approval. 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. 3. If the holder agrees to permit another person to use this certificate to alter a product, the holder shall give the other person written evidence of that permission. (Certification Basis Continued on Page 3 of 3). Date of Application: September 18, 2018 Date Reissued: August 5, 2022 Date of Issuance: December 13, 2018 Date Amended: Title: Acting Manager, Technical & Administrative Support Section Aviation Safety Los Angeles ACO Branch United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate FAA Form 8110-2 (03/21) Page 2 of 3 22___ Number: SR00902DE United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate FAA Form 8110-2 (03/21) Page 3 of 3 22___ SR00902DE Date of Issuance: December 13, 2018 Certification Basis (Continued): Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the MDHI 369D, 369E, and 369FF external equipment mount provisions is as follows: a. The type certification basis for MDHI 369D, 369E, 369FF rotorcraft is shown on TCDS H3WE for parts not changed or not affected by the change. b. The certification basis for parts changed or affected by the change since the reference date of application, September 18, 2018, is based upon 14 CFR Part 27, effective February 1, 1965, plus Amendments 27-1 through 27-30. Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be: Regulations established in accordance with the TCDS Certification Basis applicable to this design change: 14 CFR Sections: 27.25 Amdt. 27-14; 27.51 Amdt. - : 27.65(b) Amdt. 27-14; 27.71 Amdt. 27-21; 27.75(a) Amdt. 27-14; 27.75(b) Amdt. 27-14; 27-141 Amdt. 27-21; 27.143(a) Amdt. 27-21; 27.171 Amdt. - ; 27.173 Amdt. 27-21; 27.175 Amdt. 27-34; 27.177 Amdt. 27-21; 27.251 Amdt. - ; 27.301 Amdt. - : 27.303 Amdt. - : 27.305(a) Amdt. - : 27.307(a) Amdt. 27-26; 27.337(a) Amdt. 27-26; 27.341 Amdt. - ; 27.601(a) Amdt. - ; 27.603 Amdt. 27-16; 27-605(a) Amdt. 27-16; 27.607 Amdt. 27-4; 27.609(a) Amdt. - ; 27.610 Amdt. 27-21; 27.611 Amdt. - ; 27.613 Amdt. 27-26; 27.619(b)(1) Amdt. - ; 27.625(a) Amdt. - ; 27.723 Amdt. - ; 27.725(a) Amdt. - ; 27.727 Amdt. 27-26; 27.1501 Amdt. 27-14; 27.1503 Amdt. - ; 27.1505 Amdt. 27-21; 27.1519 Amdt. 27-21; 27.1529 Amdt. 27-18; 27.1541 Amdt. - ; 27.1559 Amdt. 27-21; 27.1581 Amdt. 27-14; 27.1583(c, e) Amdt. 27-16; 27.1585(a) Amdt. 27-21 -END- ## Every issue (2) - August 5, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e3/aa/e3aa26152a3a8ed9b00424a84e7eeee78a7f6f3903b8addebb79638c2504401a) - December 13, 2018: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/9c/15/9c15d70f847e21d74eec284c1f3eda26d135ca16b885d3f2402c427f658325ae) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.