# STC SA2494WE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Staggerwing Museum Foundation Inc., United States - Description: Installation of extended nose section and modification to the elevator down spring system. (THESE MODELS MUST INCOPRORATE THE PROVISIONS OF STC SA2437WE TO BE ELIGIBLE FOR MODIFICATION.) - Applied: December 29, 1971 - Status date: September 3, 2004 - Product: Aircraft, Small Multi-Engine - Certification basis: Part 3, Part 21 - Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765) - Certificate PDF: https://openairdocs.org/files/sha256/5f/f7/5ff73b7841c660ba71e7558c75f726258eacc4b4d4be7f56b502f998996e67e5 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3BEC5DF1F3D692E8862570C9006BBBC5.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2494WE ## ADs that name it (0) None. ## Approved models (16) - Raytheon Aircraft Company 3N ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company 3NM ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company 3TM ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company D18C ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company E18S ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company E18S-9700 ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company G18S ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company H18 ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company JRB-6 ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company TC-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company TC-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company TC-45J ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Raytheon Aircraft Company UC-45J (SNB-5) ([TCDS A-765](https://openairdocs.org/tcds/A-765)) ## 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. This Certificate issued to Staggerwing Museum Foundation, Inc. 560 Old Shelbyville Highway Tullahoma, TN 37388 Part 03 of the Civil Air Regulations. effective Nov. 13, 1945, CAR Part 3 dated May 15, 1956, with amendments 3-1 thru 3-6 as applicable to powerplant installation and Special Conditions listed in FAA letter dated Nov. 28, 1961, to American Turbine Engine Company. A-765 BEECH TC-45J (SNB-5), C-45G, TC-45G, C-45H, TC-45H, JRB-6, D18S, D18C, E18S, E18S-9700, G18S, H18, 3N, 3NM, 3TM, (These models must incorporate the provisions of STC SA2437WE to be eligible for modification). Description of Type Design Change: Installation of Extended Nose Section and Modification to the Elevator Down Spring System in accordance with FAA Sealed Hamilton Aircraft Company, Incorporated Top Drawing No. 500. (See Airplane Flight Manual Supplement – Hamilton Document No. D-131, for Maximum Allowable Loads and Fuselage Stations). Limitations and Conditions: The approval of this change in type design applies basically to Beech Models, TC-45J (SNB-5), C-45G, TC-45G, C-45H, TC-45H, JRB-6, D18S, D18C, E18S, E18S-9700, G18S, H18, 3N, 3NM, 3TM aircraft only. This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. 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. Date of application : December 29, 1971 Date of issuance : April 10, 1972 Date reissued: April 28, 1977; September 3, 2004 Date amended : July 19, 1972 ( Signature) Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title) ## Every issue (1) - September 3, 2004: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5f/f7/5ff73b7841c660ba71e7558c75f726258eacc4b4d4be7f56b502f998996e67e5) --- 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.