# STC SA02934CH - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Silveraire LLC, United States - Description: Installation of the Custom Fiberglass Molding, Inc. (CFMI) Model Alaskan 2500 Main Landing Gear Skis - Applied: November 30, 2009 - Status date: December 5, 2015 - Product: Aircraft, Single-Engine - Certification basis: Part 21, Part 23 - Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2), [TCDS 1A4](https://openairdocs.org/tcds/1A4), [TCDS 1A6](https://openairdocs.org/tcds/1A6), [TCDS A22NM](https://openairdocs.org/tcds/A22NM) - Certificate PDF: https://openairdocs.org/files/sha256/70/3e/703ede55431c7dd77c09f7903396286e37765110a5a058e968a85b13ed382e7a - Approved model list and other attachments: [SA02934CH_AML.pdf](https://openairdocs.org/files/sha256/e8/be/e8be12446791d01793c42f7e7fb5de3b2e987ca4b02b72d30d0cb7c6f336c1ec) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4D5A84466869638A86257F69005EEF55.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA02934CH ## ADs that name it (0) None. ## Approved models (22) - Piper Aircraft Inc. PA-18 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-105 (Special) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-125 (Army L-21A) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-19 (Army L-18C) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-20 ([TCDS 1A4](https://openairdocs.org/tcds/1A4)) - Piper Aircraft Inc. PA-20-115 ([TCDS 1A4](https://openairdocs.org/tcds/1A4)) - Piper Aircraft Inc. PA-20-135 ([TCDS 1A4](https://openairdocs.org/tcds/1A4)) - Piper Aircraft Inc. PA-22 ([TCDS 1A6](https://openairdocs.org/tcds/1A6)) - Piper Aircraft Inc. PA-22-108 ([TCDS 1A6](https://openairdocs.org/tcds/1A6)) - Piper Aircraft Inc. PA-22-135 ([TCDS 1A6](https://openairdocs.org/tcds/1A6)) - Piper Aircraft Inc. PA-22-150 ([TCDS 1A6](https://openairdocs.org/tcds/1A6)) - Piper Aircraft Inc. PA-22-160 ([TCDS 1A6](https://openairdocs.org/tcds/1A6)) - Sky International Inc. A-1 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Sky International Inc. A-1A ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Sky International Inc. A-1B ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Sky International Inc. A-1C-180 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Sky International Inc. A-1C-200 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) ## 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. Part * of the * Regulations. Installation of the Custom Fiberglass Molding, Inc. (CFMI) Model Alaskan 2500 Main Landing Gear Skis in accordance with Custom Fiberglass Molding, Inc. installation design data listed on AML No. SA02934CH, or later FAA Approved revision. 1. Compatibility of this design change with previously approved modifications must be determined by the installer. 2. A copy of this Certificate and FAA Approved Model List (AML) No. SA02934CH issued March 2, 2011, or later FAA Approved revision must be maintained as part of the permanent records for the modified aircraft. 3. Airplane Flight Manual Supplement as listed on the FAA Approved Model List (AML) No. SA02934CH issued March 2, 2011, or later FAA Approved revision is required to be onboard the modified aircraft. 4. 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. Silveraire, LLC 18099 Elmcrest Avenue North Forest Lake, MN 55025 * *See attached FAA Approved Model List (AML) * No. SA02934CH for list of approved airplane models * and applicable airworthiness regulations. Date of application: November 30, 2009 Date of issuance: March 2, 2011 Date reissued: December 5, 2015 Original Signed By: Karol Mordasiewicz (Signature) Karol Mordasiewicz Manager, Airframe and Administrative Branch Chicago Aircraft Certification Office (Title) ### SA02934CH_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SA02934CH** SILVERAIRE, LLC FOR INSTALLING CFMI MODEL ALASKAN 2500 MAIN LANDING GEAR SKIS WITH OPTIONAL TAIL SKI Page 1 of 1 Issue Date: March 2, 2011 ITEM AIRCRAFT MAKE AIRCRAFT MODEL ORIGINAL TYPE CERTIFICATE NUMBER CERTIFICATION BASIS FOR ALTERATION INSTALLATION INSTRUCTIONS AFM SUPPLEMENT NUMBER/DATE AML AMENDMENT DATE NUMBER REVISION NO. AND DATE 1. Sky International, Inc. A-1, A-1A, A-1B, A-1C-180 and A-1C-2001 A22NM 14 CFR Part 23 MDL2500-001 Revision B, Dated 11/13/10 or latest FAA approved revision SI-AFMS-2500-001, Revision IR or latest FAA Approved Revision 2. Piper PA-20, PA20-115 and PA20-1351, 2 1A4 14 CFR Part 23 MDL2500-003 Revision B, Dated 11/13/10 or latest FAA approved revision PA-AFMS-2500-002, Revision IR or latest FAA Approved Revision 3. Piper PA22, PA22-108, PA22-135, PA22-150 and PA22-1601, 3 1A6 14 CFR Part 23 MDL2500-004 Revision C, Dated 11/13/10 or latest FAA approved revision PA-AFMS-2500-003, Revision IR or latest FAA Approved Revision 4. Piper PA-18, PA-18 “105” (Special), PA-18A, PA-18 “125” (Army L-21A), PA-18 “135” (Army L21B), PA- 18A “135”, PA-18 “150”, PA-18A “150” and PA-19 (Army L-18C)1 1A2 14 CFR Part 23 MDL2500-005 Revision B, Dated 11/13/10 or latest FAA approved revision PA-AFMS-2500-001, Revision IR or latest FAA Approved Revision 1 The airplane must be equipped with Scott 3200, 3200A,or Alaskan Bushwheel ABI-3200 tail wheel for installation of the optional Tail Ski. 2 Piper models PA-20 and PA-22 must be equipped with 8.50 wheels and tires installed under STC SA02672CH or other FAA approved means. 3 Piper model PA-22 Series Airplanes must be equipped with a conventional tail wheel landing gear installed under STC SA45RM or SA4-1263 (PA22-160 only), or other FAA approved installation. FAA Approved: ____________________________ Karol Mordasiewicz Manager, Airframe and Administrative Branch Chicago Aircraft Certification Office Amended: ________________ Reissued: December 5, 2015 ## Every issue (2) - December 5, 2015: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/70/3e/703ede55431c7dd77c09f7903396286e37765110a5a058e968a85b13ed382e7a), [SA02934CH_AML.pdf](https://openairdocs.org/files/sha256/e8/be/e8be12446791d01793c42f7e7fb5de3b2e987ca4b02b72d30d0cb7c6f336c1ec) - March 2, 2011: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/f9/20/f9208ba3898ecce09721ab1f0547616b3b56e7c4584c5ce656dd0143fa69b6ab), [SA02934CH AML.pdf](https://openairdocs.org/files/sha256/6b/f2/6bf2abe127f353535be9e88208b58d5b203002d06e8c061988b536462060dd52) --- 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.