Aircraft STC directory
Helio Aircraft H-395 (USAF L-28A or U-10B) STCs
The Jun 30, 2026 FAA DRS snapshot contains 17 selected supplemental type certificates with status Current whose public applicability data names the Helio Aircraft H-395 (USAF L-28A or U-10B). Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recently revised H-395 (USAF L-28A or U-10B) STCs
Showing the 17 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of Turbocharged Lycoming G0-480- G1D6 engine (STC SE124SO).
FAA holder: TALCO Aviation
KFD 900 Primary Flight Display System Additional Functions.
FAA holder: Honeywell International Inc
Installation of Garmin GTN 6XX/7XX Navigation System.
FAA holder: Garmin International Inc
Installation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release).
FAA holder: Avidyne Corporation
Installation of the True Lock Safety Retention Axle Lock Nut System.
FAA holder: True Lock LLC
Installation of Brittain Industries, Inc. Autopilot Model B2D.
FAA holder: Brittain Industries, Inc
Installation of Brittain Industries, Inc. Model B2C Flight Control System.
FAA holder: Brittain Industries, Inc
Installation of modified oleo shock strut.
FAA holder: Airglas Inc.
Installation of left-hand side and right-hand side main tank fuel cell assemblies.
FAA holder: FFC Manufacturing
Modification of the Helio, P/N 391-030-401-30, main spar carry-thru assembly.
FAA holder: JAARS Inc.
Modification of the Helio 295-030-401 carry-thru assembly to remove the pads welded to the main lower tube and install full length straps.
FAA holder: JAARS Inc.
Replacement of certain Rotomaster and Rayjay scavenge pumps.
FAA holder: Machen Inc
Installation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-895-20/30.
FAA holder: S-TEC Corporation
Installation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-894-20/30.
FAA holder: S-TEC Corporation