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Avionics

STC SA4-1260

FAA DRS lists SA4-1260 as Current · Reissued, held by Brittain Industries, Inc, for Beechcraft 35-33, Beechcraft 35-A33, and Beechcraft 35-B33, and 21 more aircraft configurations. Recorded change: Installation of Brittain/Beechcraft Autopilot. Snapshot dated June 30, 2026.

FAA-listed holder
Brittain Industries, Inc
Aircraft configurations
24
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Brittain/Beechcraft Autopilot.

SA4-1260 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 21 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Beechcraft 35-333A15Beechcraft 35-A333A15Beechcraft 35-B333A15Beechcraft 35-C333A15Beechcraft 35-C33A3A15Beechcraft 35A-777Beechcraft 35RA-777Beechcraft A35A-777Beechcraft B35A-777Beechcraft C35A-777Beechcraft D35A-777Beechcraft E35A-777Beechcraft F35A-777Beechcraft G35A-777Beechcraft H353A15Beechcraft J353A15Beechcraft K353A15Beechcraft M353A15Beechcraft N353A15Beechcraft P353A15Beechcraft S353A15Beechcraft V353A15Beechcraft V35A3A15Beechcraft V35B3A15

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Beechcraft 35-33 and Beechcraft 35-A33, and 22 more aircraft configurations model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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