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Avionics

STC ST12412CH

FAA DRS lists ST12412CH as Current · Issued, held by Dan Buzz & Associates LLC, for Boeing 727 Series, Boeing 727-100 Series, and Boeing 727-100C Series, and 3 more aircraft configurations. Recorded change: Installation of the Dual FreeFlight Systems RA-6500 Radio Altimeter. Snapshot dated June 30, 2026.

FAA-listed holder
Dan Buzz & Associates LLC
Aircraft configurations
6
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of the Dual FreeFlight Systems RA-6500 Radio Altimeter.

ST12412CH 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: Boeing 727 Series, Boeing 727-100 Series, and Boeing 727-100C Series, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 727 SeriesA3WEBoeing 727-100 SeriesA3WEBoeing 727-100C SeriesA3WEBoeing 727-200 SeriesA3WEBoeing 727-200F SeriesA3WEBoeing 727C SeriesA3WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727 Series and Boeing 727-100 Series, and 4 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?

Related avionics STCs

SA01140WIAvionics

Installation of a Garmin GNS 430/530 VHF NAV/COMM/GPS System and associated GI 106A Course Deviation Indicators (CDI), GTX 327 ATCRBS Transponder, and GMA 340 Audio Panel. Data Required: (1) Garmin Master Drawing List (MDL) 005-C0001-00, Revision E, dated February 18, 2003; and (2) FAA Approved Airplane Flight Manual Supplement (AFMS), for Cessna Models 182S, 182T, and T182T with Garmin GNS 430 and GNS 530 VHF NAV/COMM/GPS and GI 106A Course Deviation Indicators, Garmin Document, Revision B, dated February 26, 2003; or later FAA Approved Revisions to (1) or (2).

FAA holder: Garmin International Inc

View record