FAA · Supplemental Type Certificate
STC SP01222WI
Installation of Aircraft Development propeller vortelators.
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 (551)
- P-877 Beechcraft Corporation · 214
- P-873 Beechcraft Corporation · 215
- P-879 Beechcraft Corporation · 272
- P-882 Beechcraft Corporation · 278
- P-885 Beechcraft Corporation · 279
- P-867 Beechcraft Corporation · B200 (propeller)
- P-807 Beechcraft Corporation · R201
- P-807 Beechcraft Corporation · R202
- P-807 Beechcraft Corporation · R203
- P9EU Centrum Naukowo-Produkcyjne · AW-2
- P-257 Hamilton Standard Division · 12D40
- P-257 Hamilton Standard Division · 12DX
- P-736 Hamilton Standard Division · 22D
- P26EA Hamilton Standard Division · 23LF
- P-255 Hamilton Standard Division · 2B20
- P-206 Hamilton Standard Division · 2D30
- P-206 Hamilton Standard Division · 2DX
- P16EA Hartzell Propeller Inc. · BHC-92W
- P-892 Hartzell Propeller Inc. · BHC-92ZF-1
- P-892 Hartzell Propeller Inc. · BHC-92ZF-3
- P-892 Hartzell Propeller Inc. · BHC-92ZF-8
- P24EA Hartzell Propeller Inc. · BHC-A2M
- P24EA Hartzell Propeller Inc. · BHC-A2V
- P-908 Hartzell Propeller Inc. · BHC-A2XF-1
- P-908 Hartzell Propeller Inc. · BHC-A2XF-3
- P-908 Hartzell Propeller Inc. · BHC-A2XF-G
- P2EA Hartzell Propeller Inc. · BHC-B3W
- P-920 Hartzell Propeller Inc. · BHC-C2Y
- P39EA Hartzell Propeller Inc. · BHC-G2YF-1
- P42GL Hartzell Propeller Inc. · BHC-I2YF-1
- P42GL Hartzell Propeller Inc. · BHC-I2YF-4
- P37EA Hartzell Propeller Inc. · BHC-J2YF-1
- P37EA Hartzell Propeller Inc. · BHC-J2YF-2
- P39EA Hartzell Propeller Inc. · BHC-L2YF-1
- P39EA Hartzell Propeller Inc. · BHC-L2YF-2
- P39EA Hartzell Propeller Inc. · BHC-L2YF-4
- P-920 Hartzell Propeller Inc. · CHC-C2Y
- P-920 Hartzell Propeller Inc. · DHC-C2Y
- P9EA Hartzell Propeller Inc. · DHC-E2Y
- P6EA Hartzell Propeller Inc. · EHC-A3MVF
- P6EA Hartzell Propeller Inc. · EHC-A3VF
- P25EA Hartzell Propeller Inc. · EHC-C3Y
- P55GL Hartzell Propeller Inc. · EHC-G3YF-1
- P55GL Hartzell Propeller Inc. · EHC-G3YF-2
- P41EA Hartzell Propeller Inc. · EHC-L3Y
- P-824 Hartzell Propeller Inc. · HA-12UF-1
- P-824 Hartzell Propeller Inc. · HA-12UF-3
- P-824 Hartzell Propeller Inc. · HA-12UO-1
- P-824 Hartzell Propeller Inc. · HA-12UO-2
- P59GL Hartzell Propeller Inc. · HA-A2MV20-1
+ 501 more aircraft
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗