Installation of main landing gear fairings.
FAA holder: Whelen Aerospace Technologies
Aircraft STC directory
New Piper Aircraft PA-32R-301 (HP) STCs
The Jun 30, 2026 FAA DRS snapshot contains 18 selected supplemental type certificates with status Current whose public applicability data names the New Piper Aircraft PA-32R-301 (HP). Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
18
listed Current at snapshot
15
holder directories
8
modification categories
Jan 24, 2023
latest recorded revision
Modification demand surface
Recorded holders
Avidyne Corporation2S-TEC Corporation2Whelen Aerospace Technologies1Aviation Fabricators Inc1Honeywell International Inc1TALCO Aviation Corp. dba RAJAY Turbo Products1Champion Aerospace LLC1Garmin AT Inc.1B & C Specialty Products Inc.1McCauley Propeller Systems1Chelton Aviation Corporation1Precise Flight Inc1Horizon Instruments Inc1Saint-Gobain Performance Plastics Corp1Steinbach & Associates, Inc.1
Recently revised PA-32R-301 (HP) STCs
Showing the 18 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
Installation of stretcher in lieu of rear seats.
FAA holder: Aviation Fabricators Inc
Installation of inflatable door seal.
FAA holder: TALCO Aviation Corp. dba RAJAY Turbo Products
Installation of Champion Limited Authority Spark Advance Regulator (LASARTM) ignition system with Cylinder Head Temperature (CHT) monitoring capability on airframes with FAA approved installations of Textron Lycoming model IO-540, AEIO-540 and HIO-540 engines.
FAA holder: Champion Aerospace LLC
Installation of B&C Specialty Products BC410-1 Standby Alternator System.
FAA holder: B & C Specialty Products Inc
Installation of McCauley Propeller Model B3D3C431/80VSA-2, and spinner assembly.
FAA holder: McCauley Propeller Systems
Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot.
FAA holder: Chelton Aviation Corporation
Installation of Avidyne Corporation Primary Flight Display.
FAA holder: Avidyne Corporation
Installation of Avidyne Corporation Multi-Function Display.
FAA holder: Avidyne Corporation
Installation of Precise Flight, Inc. Speedbrake 2000 System.
FAA holder: Precise Flight Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of Norton radome kit No. 4262X.
FAA holder: Saint-Gobain Performance Plastics Corp
Piper conversion of air conditioning systems from using R12 to R134a refrigerant on aircraft models listed. For PA-31-300 s/n 31-660, 31-712 thru 31-900, 31-7300901& up. For PA-31-325 sns 31-7400990 & up. PA-31-350 sns, 31-5001& 31-5003, 31-7305005 up.
FAA holder: Steinbach & Associates, Inc.