# STC SA712NW - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Paul A Nyenhuis, United States - Description: Installation of Continental TSIO-360-A engine and McCauley 02A34C67/76C-2 propeller - Applied: February 16, 1973 - Status date: March 6, 1985 - Product: Aircraft, Small Airplane - Certification basis: Part 21 - Data sheets: [TCDS A-766](https://openairdocs.org/tcds/A-766) - Certificate PDF: https://openairdocs.org/files/sha256/f0/6a/f06afbbc414de1c5780eda8472f696b6e53925e6f1c422c3aedc6fe97eee7408 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5F871B7729784B9986257A440066D8B7.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA712NW ## ADs that name it (0) None. ## Approved models (1) - Swift Museum Foundation Inc. GC-1B ([TCDS A-766](https://openairdocs.org/tcds/A-766)) ## 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: SA712NW This certificate issued to: Paul A. Nyenhuis Part 4a of the Civil Air Regulations: Original Product - Type Certificate Number: A-766 Make: Universal Aircraft Model: Globe GC-1B Description of Type Design Change: Installation of Continental TS10-360-A engine and McCauley D2A34C67/76C-2 propeller in accordance with Paul Nyenhuis photographs 1 through 5. Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft, This approval is limited to the installation in Universal Globe GC-1B, Serial Number 2191 only. A copy of this Certificate and Addendum number SA712NW shall be maintained as a part of the permanent records for the modified aircraft. Date of Application: February 16, 1973 Date Reissued: March 6, 1985 Date of Issuance: May 31, 1979 Date Amended: FEDERAL AVIATION By Direction of the Administrator Slatenmas ( Signature ) TMINISTRAIO Manager, Seattle Aircraft Certification Office (Title) **FAA FOR 8110-2 (10-68)** United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) May 31, 1979 Number: SA712NK Supplemental Type Certificate ADDENDUM NO. SA712NW The conditions and limitations of Type Certificate Data Sheet No. A-766 apply except where superseded by the following: Supplemental Type Certificate Addendum, which is part of the STC SA712NW, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this STC Addendum is required to be maintained as part of the permanent Supplemental Type Certificate HOLDER: Paul A. Nyenhuis UNIVERSAL GLOBE GC-1B (NORMAL CATEGORY) AS MODIFIED BY STC SA712NW Engine: Continental TS10-360-A Engine Limits: 195 Hp at 2800 rpm and 32.0"" Hg at 20,000 Ft. critical altitude 210 Hp at 2800 rpm and 32.0" Hg at sea level maximum continuous and 5 min. full throttle Oil Pressure: Idle . - 10 psig psi Idle • Maximum - 100 psig (cold oil) Fuel: 100/130 aviation gasoline Maximum Temperatures: Cylinder Head Bayonet: 460°F Oil Inlet: 240°F Fuel temperature rise from tank to pump inlet: +10°F (at +100°F tank) Maximum Induction Temperature: Take-off and maximum continuous power: 240°F Propeller and Propeller Limits McCauley D2A34C67/76C-2 Take-off and maximum continuous Hp: 225 Hp at 2800 rpm Diameter: 76" maximum; 74" minimum **FAA FORM 8110-2-1 (10-69) PAGE 3 OF 4 PAGES** May 31, 1979 STC SA712NW Airspeed Limits: Same as Data Sheet A-766 Control Surface Movements: Same as Data Sheet A-766 Weight and C. G. Limits: Same as Data Sheet A-766 - END - Page 4 of 4 Pages ## Every issue (1) - March 6, 1985: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f0/6a/f06afbbc414de1c5780eda8472f696b6e53925e6f1c422c3aedc6fe97eee7408) --- 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.