FAA · Supplemental Type Certificate
STC SA02266SE
Installation of a Lever Throttle Quadrant
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 (25)
- A17SW Air Tractor Inc. · AT-402
- A17SW Air Tractor Inc. · AT-402A
- A17SW Air Tractor Inc. · AT-402B
- A17SW Air Tractor Inc. · AT-502
- A17SW Air Tractor Inc. · AT-502A
- A17SW Air Tractor Inc. · AT-502B
- A17SW Air Tractor Inc. · AT-504
- A19SW Air Tractor Inc. · AT-602
- A19SW Air Tractor Inc. · AT-802
- A19SW Air Tractor Inc. · AT-802A
- 1A16 Allied Ag Cat Productions Inc. · G-164A
- 1A16 Allied Ag Cat Productions Inc. · G-164B
- 1A16 Allied Ag Cat Productions Inc. · G-164C
- A4SW Thrush Aircraft Inc. · S2R-H80
- A3SW Thrush Aircraft Inc. · S2R-T11
- A4SW Thrush Aircraft Inc. · S2R-T11
- A3SW Thrush Aircraft Inc. · S2R-T15
- A4SW Thrush Aircraft Inc. · S2R-T15
- A3SW Thrush Aircraft Inc. · S2R-T34
- A4SW Thrush Aircraft Inc. · S2R-T34
- A4SW Thrush Aircraft Inc. · S2R-T45
- A4SW Thrush Aircraft Inc. · S2R-T65
- A4SW Thrush Aircraft Inc. · S2R-T660
- A4SW Thrush Aircraft Inc. · S2RHG-T34
- A4SW Thrush Aircraft Inc. · S2RHG-T65
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗