FAA · Supplemental Type Certificate
STC ST01305WI-D
Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (136)
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-200
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-300
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-320
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-500
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-101
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-102
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-201
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-202
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-211
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-212
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-212A
- A33EU Avions Marcel Dassault - Breguet Aviation · Falcon 10
- A40EU Avions Marcel Dassault - Breguet Aviation · Mercure 100C
- A41NM BAE Systems (Operations) Limited · Jetstream Model 4101
- 4A26 The Boeing Company · 707-300 Series
- 4A26 The Boeing Company · 707-300B Series
- 4A26 The Boeing Company · 707-300C Series
- 4A26 The Boeing Company · 707-400 Series
- A13NM Bombardier Inc. · DHC-8-100 Series
- A13NM Bombardier Inc. · DHC-8-200 Series
- A13NM Bombardier Inc. · DHC-8-300 Series
- A20EA Bombardier Inc. · DHC-7-100
- A20EA Bombardier Inc. · DHC-7-101
- A20EA Bombardier Inc. · DHC-7-102
- A20EA Bombardier Inc. · DHC-7-103
- A21EA Bombardier Inc. · CL-600-1A11 (CL-600)
- A21EA Bombardier Inc. · CL-600-2A12 (CL-601)
- A21EA Bombardier Inc. · CL-600-2B16 (CL-601-3A)
- A21EA Bombardier Inc. · CL-600-2B16 (CL-601-3R)
- A21EA Bombardier Inc. · CL-600-2B16 (CL-604)
- A21EA Bombardier Inc. · CL-600-2B19 (Regional Jet Series 100)
- A21EA Bombardier Inc. · CL-600-2B19 (Regional Jet Series 440)
- A21EA Bombardier Inc. · CL-600-2C10 (Regional Jet Series 700)
- A21EA Bombardier Inc. · CL-600-2C10 (Regional Jet Series 701)
- A45EU British Aerospace and Societe Nationale Industrielle Aerospatiale · Concorde Type I
- A1WI Cessna Aircraft Company · 525
- A1WI Cessna Aircraft Company · 525A
- A1WI Cessna Aircraft Company · 525B
- A22CE Cessna Aircraft Company · 550
- A22CE Cessna Aircraft Company · 560
- A22CE Cessna Aircraft Company · 560XL
- A22CE Cessna Aircraft Company · S550
- A9NM Cessna Aircraft Company · 650
- T00007WI Cessna Aircraft Company · 750
- A21NM Construcciones Aeronauticas S.A. · CN-235
- A21NM Construcciones Aeronauticas S.A. · CN-235-100
- A21NM Construcciones Aeronauticas S.A. · CN-235-200
- A43EU Construcciones Aeronauticas S.A. · C-212-CD
- A43EU Construcciones Aeronauticas S.A. · C-212-CE
- A43EU Construcciones Aeronauticas S.A. · C-212-CF
+ 86 more aircraft
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗