What it approves
Retractable tip float installation
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
SA4-928 Widgeonworks LLC 1331 Saxon Dr #170 New Smyrna Beach, FL 32169 Part 4a Civil Air Regulations A-734 Gruman G-44, G-44A, SCAN Type 30
1. Compatibility of this design change with previously approved modifications must be determined by the installer.
2. 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.
06/22/1959 01/20/1960 06/02/1965 10/20/1959 ✔ Michael Linegang Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Retractable tip float installation in accordance with FAA sealed drawings MPD-2056, MPD-2057, MPD-2059, and MPD-2060 (2 sheets) MPD-2061, MPD-2065 and Report MC-8 Section 3.
07/31/1961
SA4-928 04/09/2026 3
SA4-928 04/09/2026 Date Reissued continued:
July 09, 1965, June 06, 1984, April 29, 1999, January 29, 2004, October 06, 2009, August 04, 2010, April 09, 2026 --------------------------------------------------END----------------------------------------------------- 3 3 Add Page
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 3
Every issue · 4
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| April 9, 2026 | Reissued, current | Certificate |
| August 4, 2010 | Reissued, earlier issue | Certificate |
| October 6, 2009 | Reissued, earlier issue | Certificate |
| January 29, 2004 | Reissued, earlier issue | Certificate |