Aircraft STC directory
San Joaquin Helicopters OH-58C STCs
The Jun 30, 2026 FAA DRS snapshot contains 19 selected supplemental type certificates with status Current whose public applicability data names the San Joaquin Helicopters OH-58C. 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 OH-58C STCs
Showing the 19 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of DART Model D058-678-011 Bearpaws.
FAA holder: Dart Aerospace USA Inc.
Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-206-011-154-105/-107.
FAA holder: Airwolf Filter Corporation
Manufacture of crew vertical slide window.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of passenger vertical slide window.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of rubber mounted crew and passenger wedge windows.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of folding maintenance step.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of rubber mounted chin bubble window.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of pre-flight step/handle.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of maintenance step assembly.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of replacement windshield and windows.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of Flitestep.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of replacement engine cowling.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of Tailrotor Pedal Lockout.
FAA holder: Bell Helicopter Textron Inc.
Manufacture of Vibration Reduction System.
FAA holder: Bell Helicopter Textron Inc.