# STC SA145NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Machen Inc, United States
- Description: Installation of a single (center located) control column
- Applied: December 3, 1973
- Status date: December 20, 1974
- 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/ab/e4/abe4489bf9e82a160dfecdf326417df120261eac261e7d94756d12ca8e59b66d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/73F55689A8F971BC86257AE100543FB4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA145NW

## 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: SA11,50W This certificate issued to: MACHEN, INC.

Purt 4a of the CiViI Air Regulations.

Original Product -Type bertificate Number: A-766 Make: Universal (Globe) Model: GC-1B Description of Type Design Change: Installation of a single (center located) control column in accordance with Machen, Inc. Installation Instructions Report No. 10, dated November 15, 1974.

Limitations and Conditions: Approval of this change in type design applies basically to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined 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. A copy of this Certificate and Machen, Inc. Installation Instructions shall be maintained as part of the permanent records for the modified

Date of Application: December 3, 1973 Date Reissued:

Date of Issuance: December 20, 1974 Date Amended:

FEDERAL AVIATIO By Direction of the Administrator Gonald L. Kiggen Acting Chief, Engiheering and Manufacturing TOMINISTRANO Branch, Northwest Region (Title)

47.

## Every issue (1)

- December 20, 1974: Issued, Current. [certificate](https://openairdocs.org/files/sha256/ab/e4/abe4489bf9e82a160dfecdf326417df120261eac261e7d94756d12ca8e59b66d)

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