Aircraft STC directory
Boeing Airplane Wichita Division 75 (Army PT-13) STCs
The Jun 30, 2026 FAA DRS snapshot contains 30 selected supplemental type certificates with status Current whose public applicability data names the Boeing Airplane Wichita Division 75 (Army PT-13). 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 75 (Army PT-13) STCs
Showing the 30 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Replacement of MLG chevron seals with Parker seals.
FAA holder: Air Repair Inc.
The HIPEC Covering and Finishing System must be performed and maintained.
FAA holder: HIPEC Aircraft Coatings Inc.
Installation of the Flight Grip Model 135 Control Stick Grip.
FAA holder: Air Products & Parts LLC
Tow bar, release mechanism, and safety tow link.
FAA holder: Fliegen Works Inc. \n d/b/a Pacific Aerial Tow Hooks
Installation of an aircraft smoke system.
FAA holder: Yesteryear Aviation Inc
Installation of an external step on the left hand side of the fuselage.
FAA holder: Doubletee Products
Increase of maximum gross weight.
FAA holder: Olivia Flying Service Inc.
Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P.
FAA holder: Electronics International Inc.
Installation of a remote spin-on oil filter adapter. (GC-1B w/Lycoming or Cont 360 engine installed).
FAA holder: Aviation Development Corporation
Surrendered and incorporated into STC SA00478CH.
FAA holder: Cooper Aviation Supply Company, Inc.
Installation of automatic flagman Model No. 4.
FAA holder: R-S Sales Inc.
Install landing gear strut seal assembly.
FAA holder: Merlyn Products Inc.