# STC SA1-546

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: B.F. Goodrich, USA
- Description: Install B.F. Goodrich type 21 pump type pneumatic de-icer system
- Applied: October 29, 1962
- Status date: March 1, 1996
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A-783](https://openairdocs.org/tcds/A-783)
- Certificate PDF: https://openairdocs.org/files/sha256/c3/7f/c37f6ce68f47750a25399797698cd57c4dd8b2576ca269ccab2d3e9f57345d46
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113736297820230519143531.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1-546

## ADs that name it (0)

None.

## Approved models (1)

- Frakes Aviation G-73 ([TCDS A-783](https://openairdocs.org/tcds/A-783))

## 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: SA1-546 This certificate issued to: BFGoodrich De-Icing Systems 1555 Corporate Woods Pkwy.

Uniontown, OH 44685 Part 42 of the CiVi1 Air Regulations. (See Aircraft Specifcation No. A-783 for complete certification basis).

Original Product -Type Certificate Number A-783 Make Frakes Aviation Model Gulfstream American G-73 Description of Type Design Change:

Install BFGoodrich Pump Type, Type 21, Pneumatic De-Icer System in accordance with Installation Manuals (BFG Reports) 61-103, 57-105C and drawing 7D1043B, dated November 9, 1960.

1. Airplane Flight Manual Supplement (BFG Report) 61-104B, FAA previously approved modifications must be determined by the Approved on 2/7/61, or later FAA Approved Revisions, is required on board for operation. 2. Compatibility of this design change with installer.

Date of Application: January 19, 1961 Sale wissued: March 1, 1996 February 7, 1961 Date Amended: November 27, 1962 Date of Issuance: .

FEDERAL AVIATION Bundirection of the Sidminiatrater Chanes L. omanon waiver TOWN STRATION Systems & Flight Test Branch Chicago Aircraft Certification Office (Title) 47 FAA FORM 8110-2 (10-68)

## Every issue (2)

- March 1, 1996: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/c3/7f/c37f6ce68f47750a25399797698cd57c4dd8b2576ca269ccab2d3e9f57345d46)
- November 27, 1962: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/fa/80/fa80590ff907e777b7b46f38cf9cf3f75463f6b91c94367c22719f341de46621)

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