SA21NWOther aircraft modifications
Installation of a 70 pound baggage compartment in either or both EDO 89-2000, 89A-2000 or 689-2130 floats.
FAA holder: Kenmore Air Harbor Inc
Aircraft STC directory
Arctic Aircraft S-1B2 STCs
The Jun 30, 2026 FAA DRS snapshot contains 5 selected supplemental type certificates with status Current whose public applicability data names the Arctic Aircraft S-1B2. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
5
listed Current at snapshot
5
holder directories
1
modification categories
Apr 5, 2019
latest recorded revision
Modification demand surface
Other aircraft modifications5
Recently revised S-1B2 STCs
Showing the 5 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA563CHOther aircraft modifications
Authorizes installation of engines equipped w/Unison Limited Authority Spark Advance Regulator (LASAR) ignition system w/Cylinder Head Temp. (CHT) monitoring capability on airframes. engines.
FAA holder: Champion Aerospace LLC
SA710ALOther aircraft modifications
Installation of EDO 089-2000 or model 089/089A2000 twin seaplane floats. STC jointly owned with Kenmore Air EDO Floats, LLC; 6321 NE 175th St, Kenmore WA 98028-4898.
FAA holder: STOL Aviation LLC c/o Tom Csatari
SA946GLOther aircraft modifications
Superseded by STC SA01944CH. Modify for unleaded automotive gasoline, 87 minimum antiknock index.
FAA holder: EAA Aviation Foundation
SA1051GLOther aircraft modifications
Install Cooper Superflite.
FAA holder: Cooper Aviation Supply Company, Inc.