STC SA4-1239
FAA DRS lists SA4-1239 as Current · Reissued, held by Brittain Industries, Inc, for Beechcraft 35-33, Beechcraft 35-A33, and Beechcraft 35-B33, and 2 more aircraft configurations. Recorded change: Installation of Brittain/Beechcraft Autopilot. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of Brittain/Beechcraft Autopilot.
SA4-1239 identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Beechcraft 35-33, Beechcraft 35-A33, and Beechcraft 35-B33, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Beechcraft 35-33 and Beechcraft 35-A33, and 3 more aircraft configurations model, serial range, and configuration?
- 02Which part numbers, software versions, interfaces, and manual changes apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related avionics STCs
Avionics and Interior Installations in accordance with Data List Report No. F9EX-07001-D231 Revision A dated 9-15-09, or later FAA approved revision. FAA Approved AFM Supplement, Report 37159-F9EX-D231 dated 9-15-09 or later FAA approved revision is required. Supplemental Maintenance Manual, Report SMM F900EX - SN 231, revision A, dated 9-15-09 or later FAA approved revision is required.
FAA holder: Dassault Falcon Jet Corp.
Avionics and Interior Installations in accordance with Data List Report No. F9EX-07001-D223 Revision C dated 9-14-09, or later FAA approved revision. FAA Approved AFM Supplement, Report 37159-F9EX-D223 dated 9-15-09 or later FAA approved revision is required. Supplemental Maintenance Manual, Report SMM F900EX - SN 223, revision A, dated 7-23-09 or later FAA approved revision is required.
FAA holder: Dassault Falcon Jet Corp.
Installation of Honeywell EGPWS with Windshear and Terrain Display (Master Document List -1 configuration ); and/or optional Runway Awareness and Advisory System (RAAS) (Master Document List -2 configuration); or Runway Awareness and Advisory System (RAAS) Inhibit (Master Document List -3 configuration).
FAA holder: Learjet Inc.
Installation of Rockwell Collins FMS-6000 System Installation to provide WAAS/LPV capability.
FAA holder: Rockwell Collins Inc