SA00037WIElectrical systems
Installation of B & C Specialty Products BC100-1 battery.
FAA holder: B & C Specialty Products Inc
Aircraft STC directory
Textron Aviation 150L STCs
The Jun 30, 2026 FAA DRS snapshot contains 14 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 150L. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
14
listed Current at snapshot
9
holder directories
6
modification categories
Jan 14, 2025
latest recorded revision
Modification demand surface
Aircraft structures6
Flight controls3
Other aircraft modifications2
Electrical systems1
Landing gear and brakes1
Fuel systems1
Recently revised 150L STCs
Showing the 14 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA00088WIFlight controls
Installation of replacement stabilizer and elevator tips.
FAA holder: Curry Aviation LLC
SA02575AKLanding gear and brakes
Installation of the nose tire scraper P/N TSL-100.
FAA holder: Aero Twin Inc.
SA04389CHOther aircraft modifications
Installation of Upper Torso Restraint Kit and TSO-C114 Restraint Assemblies in accordance with FAA approved stamped and initialed copy of Alpha Aviation, Inc. Installation Manual number 4.3005, Rev. A, dated July 28, 2019, or later FAA approved revision.
FAA holder: Alpha Aviation Inc
SA1977WEFlight controls
Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
FAA holder: Sierra Industries Ltd.
SA2192WEAircraft structures
Installation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.
FAA holder: Sierra Industries Ltd.
SA02428SE (PAGE 2)Other aircraft modifications
Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft.
FAA holder: Henry F Rogers/David E Polley
SA12WEAircraft structures
Installation of fiberglass wing tips.
FAA holder: Evans & Bailey Holdings LLC
SA1035NEFuel systems
Installation of a 14.6 gallon aft fuselage fuel tank in baggage compartment.
FAA holder: Griggs Aircraft Refinishing LLC
SA02513SEAircraft structures
Installation of wing tips with integrated Light Emitting Diode (LED) landing and taxi lighting.
FAA holder: Stene Aviation Inc
SA4302WEAircraft structures
Installation of leading edge 'cuff' on each wing.
FAA holder: Stene Aviation Inc
SA00648SEAircraft structures
Fabrication of R.M.D. Aircraft Lighting, Inc., wing-tip and landing light Kit No. 00190-C.
FAA holder: Knots 2U Ltd.