# STC SA2601NM - Type: Supplemental type certificate - Status: Current, Amended - Holder: Josef G Breuer, United States - Description: Installation of AVCO Lycoming IO360-A1B6 engine, McCauley propeller Model 2D34C215/90DJA-14, Stewart Warner 486 oil cooler, Bendix RSA-5Ad1 fuel pump and Wing Tip Landing Light Installation. - Applied: August 6, 1982 - Status date: December 3, 1987 - Product: Aircraft - Certification basis: Part 21 - Data sheets: [TCDS A16EA](https://openairdocs.org/tcds/A16EA) - Certificate PDF: https://openairdocs.org/files/sha256/e2/8f/e28f96695792fbea638975b4cf05ab4295602124dcbc8c7066da34bae79c6dc6 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6F9D932346824F52862579DB0076D684.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2601NM ## ADs that name it (0) None. ## Approved models (1) - True Flight Holdings LLC AA-5A ([TCDS A16EA](https://openairdocs.org/tcds/A16EA)) ## 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 Supplemental Type Certificate Number SA2601NM This certificate issued to: Joset G. Brewer Purt 23 of the Federal Aviation Regulations: Original Product - TypePertificate Number: A16EA Make: Gulfstream American Model: AA-5A Tueriptimof Jupe AVi Lycoming I0-360-A1B6 engine, McCauley propeller Model 2D34C215/90DJA-14, Stewart Warner 486 oil cooler, Bendix RSA-5AD1 fuel pump and Wing Tip Landing Light Installation per Ameromod photographs (1) through (9), and installation of Inboard Spar P/N 5102310-502, with gross weight increase to 2400 1bs per Ameromod Corporation Installation Instructions No. AM-100, Item B. Installed 35 amp Teledyne "Gill" G35PS6-11 battery and relocated it to F. S. 181.00. Replaced exhaust system, increased cowl air outlet openings and relocated oil cooler per A.M.E.S. photos 1-12 dated November 21, 1986. Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Gulfstream American AA-5A, Serial No. AA5A-0342 only. A copy of this Certificate and Addendum No. SA2601NM shall be maintained as part of the permanent records for the modified aircraft. The Model AA-5B Approved Flight Manual shall be used with this aircraft. Date of Application: August 6, 1982 Date Reissued: December 3, 1987 Date of Issuance: June 7, 1984 Date Amended: April 10, 1986; April 24, 1987 FEDERAL AVIATION By Direction of the Administrator * TRAIN STRAITO Acting Manager, Seattle Aircraft Certification Office (Title ) 47. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number Supplemental Type Certificate ADDENDUM NO. SA2601NM The conditions and limitations of Type Certificate Data Sheet No. A16EA apply except where superseded by the following: Supplemental Type Certificate Addendum, which is part of STC SA2601NM, precribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Federal Aviation Regulations. A copy of this STC Addendum is required to be maintained as part of the permanent records for the modified aircraft. Supplemental Type Certificate HOLDER: Josef G. Brewer GULFSTREAM AMERICAN MODEL AA-5A, 4 PCLM (NORMAL AND UTILITY) AS MODIFIED BY STC SA2601NM Engine: Avco Lycoming IO-360-A1Bo Fuel: 100/100LL Octane Minimum Grade Aviation Gasoline Engine Limits: Takeoff (5 min.) 2700 rpm (200 Hp) @ sea level Maximum Continuous Power - 2700 rpm full throttle Propeller and Propeller Limits: McCauley 2D34C215/90DJA-14 Diameter: 78" Maximum; 72" Minimum Powerplant Instrument Markings: Oil Temperature: Red Line 245°F - Maximum Oil Pressure: Green Arc 60 to 90 psi - Normal Operating Range Red Line 90 psi Maximum Tachometer: Red Line 2700 rpm - Maximum Fuel Pressure: Red Line 35 psi - Maximum at sea level 47 PAGE 3 OF 5 PAGES United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number Supplemental Type Certificate ADDENDUM NO. SA2601NM Powerplant Instrument Cylinder Head Temperature (Well-Type Thermocouple): Red Line 500°F - Maximum Wing: Optional long range wing required C. G. Range: Normal: (+89.0) to (+92.50) at 2,400 1bs. (+81.0) to (+92.50) at 1,920 1bs. Utility: (+83.17) to (+85.32) at 2,050 1bs. (+81.0) to (+85.32) at 1,520 1bs. Straight line variation between points given. Maximum Weight: 2400 1bs Tires: 6 ply tires required on main wheels Placards: The following placards are to be in front and in full view of the pilot: -NOTICE- AIRCRAFT MODIFIED WITH LYCOMING I0-360-A1B6 ENGINE (200 @ 2700 RPM) CONSULT APPROVED STC ADDENDUM SA2601NM AVOID CONTINUOUS OPERATION BETWEEN 1400 & 1750 RPM WITH POWER SETTING BELOW 15" HG MANIFOLD PRESSURE Approved Battery: Teledyne "G111" G35PS6-11 **FAA FORM 8110-2-1 (10-69) PAGE 4 OF 5 PAGES** United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number Supplemental Type Certificate ADDENDUM NO. SA2601EM Remove the Operating Limitations Placard and replace with: **THE MARKINGS AND PLACARDS INSTALLED IN** **THIS AIRPLANE CONTAIN OPERATING LIMITATIONS** **WHICH MUST BE COMPLIED WITH WHEN** **OPERATING THIS AIRPLANE IN THE NORMAL CATEGORY. OTHER OPERATING LIMITATIONS** **WHICH MUST BE COMPLIED WITH WHEN OPERATING** **THIS AIRPLANE IN THIS CATEGORY OR IN** THE UTILITY CATEGORY ARE CONTAINED IN THE MODEL AA-5B AIRPLANE FLIGHT MANUAL Install placard by fuel filler ports to read: **100/10OLL OCTANE MINIMUM** **GRADE AVIATION GASOLINE** - END - **FAA FORM 8110-2-1 (10-69) PAGE 5 OF 5 PAGES** ## Every issue (1) - December 3, 1987: Amended, Current. [certificate](https://openairdocs.org/files/sha256/e2/8f/e28f96695792fbea638975b4cf05ab4295602124dcbc8c7066da34bae79c6dc6) --- 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.