# STC SA24CH - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Baumann Floats LLC, United States - Description: Installation of Baumann Model 1420 floats. - Applied: April 22, 1992 - Status date: May 25, 2022 - Product: Aircraft, Single-Engine - Data sheets: [TCDS 1A9](https://openairdocs.org/tcds/1A9), [TCDS A-696](https://openairdocs.org/tcds/A-696) - Certificate PDF: https://openairdocs.org/files/sha256/9e/5a/9e5a77f43804c4595e0203e947877f5669cb5f370c23ed3c3114908437fafdb8 - Approved model list and other attachments: [SA24CH_AML.pdf](https://openairdocs.org/files/sha256/e4/01/e40153e63d98156fc72d74729d954da9fb2ef3ce2cf4f5b4555a9b308d134363) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186218954420230331162113.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA24CH ## ADs that name it (0) None. ## Approved models (21) - Booth Lee F. dba Taylorcraft Aerospace 19 ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace BC ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC-65 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC12-65 (Army L-2H) ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC12-D ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC12-D1 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC12D-4-85 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BC12D-85 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS-65 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS12-65 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS12-D ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS12-D1 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS12D-4-85 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace BCS12D-85 ([TCDS A-696](https://openairdocs.org/tcds/A-696)) - Booth Lee F. dba Taylorcraft Aerospace F19 ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace F21 ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace F21A ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace F21B ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace F22 ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) - Booth Lee F. dba Taylorcraft Aerospace F22A ([TCDS 1A9](https://openairdocs.org/tcds/1A9)) ## 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. FAA FORM 8110-2(10-68) PAGE 1 of 3 PAGES Number SA24CH R eissued on 05/25/22 to supersede the original STC, which has been lost or misplaced. This certificate issued to Baumann Floats, LLC 255 West 35th Avenue Oshkosh, WI 54902 Part * of the * Regulations * Original Product--Type Certificate Number: * *See attached FAA Approved Model List Make : * (AML) No. SA24CH for list of approved Model : * airplane models and applicable airworthiness regulations. Installation of Baumann Model 1420 Floats in accordance with the applicable drawings on Drawing List BF-1420-06, Revision A, dated October 12, 1993, and Baumann Floats Installation Manual for Taylorcraft, dated December 21, 1992; or installation of Baumann Model BF1500 Floats in accordance with the applicable parts and installation drawings on Drawing List BF-1500-01, No Revisions, dated October 20, 2005; or later FAA approved revisions of the previous documents. L imitations and Conditions: 1. A copy of this Certificate and FAA Approved Model List (AML) No. SA24CH, or later FAA approve d r evision, must be maintained as part of the permanent records for the modified aircraft. 2. Compatibility of the design change with previously approved modifications must be determined by the installer. (continued on page 3) Date of application : April 22, 1992 Date reissued : October 23, 2001; June 2, 2006; May 25, 2022 Date of issuance : December 22, 1992 Date amended : October 26, 1993; May 19, 2006 By direction of the Administrator _ (Signature) Monica L. Nemecek Manager, Airframe & Administrative Services Section Chicago ACO Branch (Title) Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print of type) (Address of grantor) (Number and street) (City, State, and ZIP code) Signature of grantor (In ink): FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES Number SA24CH Date Reissued: May 25, 2022 LIMITATIONS AND CONDITIONS: (Continued from page 1 of 3) 3. 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. 4. FAA Approved Supplemental Flight Manual Number BMF-003A (for Taylorcraft Models 19, F19, F21, and F21A), and Number BMF-003B (for Taylorcraft Models F21B, F22, and F22A) both Revision A, dated November 3, 2005, or later FAA approved revisions, are required with this modification when installing Baumann Model BF1500 floats on the aircraft models listed in this limitation and in AML No. SA24CH. -END- ### SA24CH_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SA24CH** BAUMANN FLOATS, LLC INSTALLATION OF MODEL 1420 OR BF1500 FLOATS Issu e Date: December 22, 1992 **ORIGINAL TYPE** **CERTIFICATION BASIS DESIGN** DATA AFM AML ITEM *AIRCRAFT **MAKE AIRCRAFT MODEL** **CERTIFICATE NUMBER FOR** **ALTERATION** **SUPPLEMENT** **NUMBER/DATE** AMENDMENT DATE 1 2 Taylorcraft Aviation, LCC Taylorc raft Aviation, LCC BC, BCS, BC-65, BCS-65, BC12-65, BCS12-65, BC12-D, BCS12-D, BC12-D1, BCS12-D1, BC12D-85, BCS12D-85, BC12D-4-85, BCS12D-4-85 19, F19, F 21, F21A, F21B, F22, F22A A-696 1A9 CAR 04 dated May 1, 1938, and Amdts. listed in Aircraft Specification A-696 CAR 3 and Amdts. listed in Aircraft Specification 1A9 Drawing List BF-1420-06, Revision A, dated 10/12/93, and Installation Manual For Taylorcraft, dated 7/21/03; or Drawing L ist BF-1500-01, No Revisions, dated 10/20/05 Same as Above N/A BMF-003A, Revision A, dated 11/03/05 (for 19, F19, F21, F21A only); **BMF-003A,** Revision A, dated 11/03/05 (for F21B, F22, F22A only) N/A N/A N/A *Only those airplanes approved by the type certificate listed herein on or prior to May 19, 2006, are eligible. FAA Appro ved: ___________________________________________________ Mon ica L. Nemecek Manager, Airframe & Administrative Services Section Chicago ACO Branch Amended: May 19, 2006 Reissued: May 25, 2022 Page 1 of 1 ## Every issue (3) - May 25, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9e/5a/9e5a77f43804c4595e0203e947877f5669cb5f370c23ed3c3114908437fafdb8), [SA24CH_AML.pdf](https://openairdocs.org/files/sha256/e4/01/e40153e63d98156fc72d74729d954da9fb2ef3ce2cf4f5b4555a9b308d134363) - June 2, 2006: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/de/bf/debf33963b5184d47eecd476b1d719f2b0f3453773d00fecb6b6145ccc92509e), [SA24CHAML.pdf](https://openairdocs.org/files/sha256/58/90/589057a0611bec8683e9dbb9eae179c584a967f52805f2fe983aa1afef1918d9) - May 19, 2006: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/c1/69/c169255bd673afcc72d777fbab21a5ffcd92bcaa8e534103929d86ca2819b2de), [SA24CHAML.pdf](https://openairdocs.org/files/sha256/58/90/589057a0611bec8683e9dbb9eae179c584a967f52805f2fe983aa1afef1918d9) --- 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.