# STC SE3765NM - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Flightcool Inc., United States - Description: Installation of freon compressor. - Applied: December 24, 1988 - Status date: March 14, 2007 - Product: Engine - Certification basis: Part 21 - Data sheets: [TCDS E-273](https://openairdocs.org/tcds/E-273) - Certificate PDF: https://openairdocs.org/files/sha256/ca/1f/ca1f4b48a312ffa623f11f0263882065b46cdfcfbf044f70ed4085a0f8ea815b - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F291DC02602FAE148625741100749F9C.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SE3765NM ## ADs that name it (0) None. ## Approved models (1) - Teledyne Continental Motors O-470-U ([TCDS E-273](https://openairdocs.org/tcds/E-273)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. United States of America Department of Transportation Federal Aviation Administration Certificate re-issued to replace one reported lost Supplemental Type Certificate Number: SE3765NM This certificate issued to: Flightcool, Inc. 999 Deerhaven Court Redding, California 96003 Certifies that the change in the type design for the following product with the limitation's and conditions therefor as specified hereen meet's the airerthiness requirement's of Part 13 of the Civil Air Regulations. Original Product Type Certificate Number: E-273 Make: Continental Model: 0-470-U Description of Type Design Change: Installation of Freon compressor in Accordance with PACO Engineering Report PAT 1010 dated 12-24-1987 or later FAA approved revision dated July 6, 1988, or later FAA approved revision. Limitations and Conditions: The approval of this change in type design applies to the basic of the specified model that is otherwise unmodified. This approyal should not be extended to other of this model on which other previously approved modification 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 24, 1988 Date Reissued: . April 26, 2001; March 14, 2007 Date Amended: : Date of Issuance: February 11, 1988 By Direction of the Administrator FEDERAL AVIATION Calla K. Woo (Signature) Manager, Technical & Administrative Support TOMINISTRATIO Staff, Los Angeles Aircraft Certification Office (Title) ## Every issue (1) - March 14, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ca/1f/ca1f4b48a312ffa623f11f0263882065b46cdfcfbf044f70ed4085a0f8ea815b) --- 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.