Installation of a butterfly valve in the oil cooler inlet duct.
FAA holder: Westview Aviation LLC
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 21 selected supplemental type certificates with status Current whose public applicability data names the Sky International A-1B. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 21 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Westview Aviation LLC
FAA holder: F.Atlee Dodge Aircraft Services
FAA holder: PK Floats Inc
FAA holder: Power Flow Systems Inc
FAA holder: Chelton Flight Systems Inc.
FAA holder: Thomas P. Dietrich d.b.a.
FAA holder: Gate 9 Aircraft Maintenance Inc
FAA holder: Kenmore Air Harbor Inc