# STC SA1603SO - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Snider Aircraft Accessories Inc., United States - Description: Installation of Snider speed kit. - Applied: August 15, 1983 - Status date: January 3, 2025 - Product: Aircraft, Small Airplane - Data sheets: [TCDS 3A24](https://openairdocs.org/tcds/3A24), [TCDS 5A6](https://openairdocs.org/tcds/5A6) - Certificate PDF: https://openairdocs.org/files/sha256/3a/1c/3a1c4974b260c31be91667e78151b841de4eb216621c851ee34e37fd591a83f2 - Approved model list and other attachments: [SA1603SO_AML.pdf](https://openairdocs.org/files/sha256/18/44/18442938f2d03f77b4069af4268f48f66cf232c36fc2a639e0061b5c9565aaac) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138940006120250108142916.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA1603SO ## ADs that name it (0) None. ## Approved models (19) - The Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180A ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180B ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180C ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180D ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180E ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180F ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - The Cessna Aircraft Company 185 ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company 185A ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company 185B ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company 185C ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company 185D ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company 185E ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company A185E ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - The Cessna Aircraft Company A185F ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) ## 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. SA1603SO Snider Aircraft Accessories, Inc. 1379 County Road 1400N Carmi, IL 62821 * * Regulations. * *See atached FAA Approved Model List (AML) No. SA1603SO for list of approved airplane models and applicable airworthiness regulations. 1. Compatibility of this design change with previously approved modifications must be determined by the installer. A copy of this Certificate and FAA Approved Model List (AML) No. SA1603SO ameded August 26, 1996, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft. Continued on page 3 of 3 8/15/1983 8/16/1994 1/3/2025 5/8/1984 10/11/1984 11/26/1985 8/26/1996 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Installation of Snider Speed Kit in accordance with the Snider Aircraft Accessories, Inc. "Installation Manual for the Snider Speed Kit", Document No. SK180/185-0, Revision A., dated July 1, 1996, or later FAA approved revision. SA1603SO 01/03/25 3 SA1603SO 01/03/25 2. The installer must determine whether this design change is compatible with previously approved modifications. 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. -----------------------------------------------------END------------------------------------------------------ ### SA1603SO_AML.pdf **FAA APPROVED MODEL LIST (AMI.) NO.** **SA1603SO SNIDER AIRCRAFT ACCESSORIES, INC.** FOR INSTALLING SNIDER SPEED KIT ISSUE DATE: 5/8/84 ITEM Aircraft Make Aircraft Model Original Type Certificate Number Certification Basis For Alteration Installation Instructions Revision Number No. & Date AFM Supplement Number/Date AML Amendment Date 1 Cessna 180, 180A 180B, 180C, 180D, 180E 180F, 180G, 180H, 180J, 180K 5A6 CAR 3 SK180/185-0 Rev. A, dated 7/1/96 N/A 2 Cessna 185, 185A, 185B, 185C, 185D, 185E, A185E, A185F 3A24 CAR 3 SK180/185-0 Rev. A, Dated 7/1/96 N/A FAA APPROVED: _______________________________________ for Paul Nguyen Manager , Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service Amended: 8/26/96 ## Every issue (1) - January 3, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/3a/1c/3a1c4974b260c31be91667e78151b841de4eb216621c851ee34e37fd591a83f2), [SA1603SO_AML.pdf](https://openairdocs.org/files/sha256/18/44/18442938f2d03f77b4069af4268f48f66cf232c36fc2a639e0061b5c9565aaac) --- 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.