# STC SA1680WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Gerald P. Mahoney, United States
- Description: Installation of Lycoming 0-360-AlA engine, Hartzell HC92ZK-8D/8447A-12A propeller, R. D. Collins pitot static system, R. D. Collins fuel filler asse1110ly, R. D. Collins tail wheel fairing, modified baggage shelf and revised cabin interior; S/N 175
- Applied: July 14, 1965
- Status date: December 3, 2011
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A-766](https://openairdocs.org/tcds/A-766)
- Certificate PDF: https://openairdocs.org/files/sha256/51/e0/51e07a0d25c0c490ad377e94a559fa6c1819dddd25ff0e66e969a69f685ab5c3
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192464724020260910145510.0001
- DRS record last changed: September 10, 2026
- Page: https://openairdocs.org/stc/SA1680WE

## 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

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.

SA1680WE Gerald P. Mahoney 191 Airport Way Sequim, WA 98382 Part 4a CAR A-766 SWIFT GC-1B, N80772, Serial Number 175 Data not suitable for reproduction of installation in order aircraft; therefore, they are satisfactory for Universal (Globe) GC-1B, N80772, Serial Number 175 only. No additional modifications of this type are to be approved solely by reference to this Supplemental Type Certificate or to the data submitted therefore.

Supplemental Type Certificate Data Sheet SA1680WE is part of this STC.

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.

07/14/1965 12/03/2011 05/21/1968 for Manager, West Certification Branch 2 Installation of Lycoming 0-360-A1A engine, Hartzell HC92ZK-8D/8447A-12A propeller, R.D.

Collins pitot static system, R.D. Collins fuel filler assembly, R.D. Collins tail wheel fairing, modified baggage shelf and revised cabin interior per Richard D. Collins Report Number 121167.

SA1680WE 12/03/2011 2

## Every issue (2)

- December 3, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/51/e0/51e07a0d25c0c490ad377e94a559fa6c1819dddd25ff0e66e969a69f685ab5c3)
- May 21, 1968: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/2d/4b/2d4b33da18f679f798689a20145270845fdae155a9cb1388df7ab31d6327d1b8)

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