# STC SR02276SE - Type: Supplemental type certificate - Status: Current, Issued - Holder: Simplex Manufacturing Company, United States - Description: Fabrication of Simplex Model 204 Agricultural Spray System - Applied: August 27, 2012 - Status date: July 11, 2013 - Product: Aircraft, Rotorcraft - Certification basis: Part 21, Part 29 - Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW) - Certificate PDF: https://openairdocs.org/files/sha256/21/bf/21bf6623e4a6fdfa7f16cb8abd9793ae3c1110b0e8e6faaa25454b9477cfca07 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7D4E0387E642DD4686257BA6005F2892.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SR02276SE ## ADs that name it (0) None. ## Approved models (1) - Bell Helicopter Textron Inc. 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) ## 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. Number SR02276SE This certificate, issued to Simplex Manufacturing Co, Inc. 13340 NE Whitaker Way Portland, Oregon 97230 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 Simplex Model 204 Agricultural Spray System in accordance with Simplex Master Drawing List No. MDL204, Revision B, dated April 8, 2013, or later FAA- approved revision; and installation of this system in accordance with Simplex Installation Manual Document No. 204-102002-001, Revision B, dated June 26, 2013, or later FAA-approved revision. Limitations and Conditions: Approval of this change in type design applies to the rotorcraft listed above only. This approval should not be extended to other rotorcraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the relationship between this change and any of the other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft. The modified rotorcraft must be operated in accordance with the FAA-approved Rotorcraft Flight Manual Supplement (RFMS) No. 204-102003-001, Revision IR, signed July 8, 2013, or later FAA-approved revision. This modification must be maintained in accordance with Simplex Instructions for Continued Airworthiness (ICA) Document No. 204-102005-001 ICA, Revision B, dated April 9, 2013, or later FAA-accepted revision. A copy of this Certificate, the RFMS, and the ICA must be maintained as part of the permanent records of the modified rotorcraft. (See continuation page 3 for additional Limitations and Conditions) Date of application: August 27, 2012 Date reissued: Date of issuance: July 11, 2013 Date amended: (Signature) Acting Manager, Seattle Aircraft Certification Office (Title) Number SR02276SE Simplex Manufacturing Co, Inc. Issued: July 11, 2013 Reissued: Amended: 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. STC Compatibility: This STC has not been shown compatible with night vision systems. Certification Basis: Airworthiness Standards for components and areas not affected by the change are the original type certification basis for the aircraft model Bell 212 as shown on Type Certificate Data Sheet (TCDS) H4SW Revision 28. For parts changed or affected, the following regulations apply through amendment noted, all other regulations per TCDS H4SW: 29.29 [15] 29.51 [39] 29.65 [39] 29.141 [24] 29.143 [24] 23.175 [51] 29.771 [24] 29.1309 [24] 29.1322 [12] 29.1351 [14] 29.1353 [15] 29.1357 [24] 29.1555 [24] 29.1581 [15] 29.1359 [42] AC29-2C, MG 5 12/15/2009 - END - **FAA FORM 8110-2-1 (10-69) PAGE 3 OF 3 PAGES** ## Every issue (1) - July 11, 2013: Issued, Current. [certificate](https://openairdocs.org/files/sha256/21/bf/21bf6623e4a6fdfa7f16cb8abd9793ae3c1110b0e8e6faaa25454b9477cfca07) --- 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.