The U.S. aircraft register, updated daily
Approved modifications · supplemental type certificate · historical · reissued

SA00269BO (1OF 3)

Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000. Held by Avidyne Corporation, which holds 46 approved modifications in all. Last revised April 9, 2010. System: other and general.

What it applies to

Kind of product
Aircraft
Design holder
Adam Aircraft; Aerostar Aircraft Corporation; Aerostar Aircraft Corporation; Aerostar Aircraft Corporation; Aerostar Aircraft Corporation; Aerostar Aircraft Corporation; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Alexandria Aircraft LLC; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; 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Models
A500, PA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P), PA-60-602P (Aerostar 602P), PA-60-700P (Aerostar 700P), 14-19, 14-19-2, 14-19-3, 14-19-3A, 17-30, 17-31, 17-31TC, 17-30A, 17-31A, 17-31ATC, 310, 310A, 310B, 310C, 310D, 310E, 310F, 310G, 310H, 310I, 310J, 310J-1, 310K, 310L, 310N, 310P, 310Q, 310R, E310H, E310J, T310P, T310Q, T310R, 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172S, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, R182,...
Type certificates
A00009DE, A17WE, A17WE, A17WE, A17WE, A17WE, 1A3, 1A3, 1A3, 1A3, 1A3, 1A3, 1A3, A18CE, A18CE, A18CE, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A10, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A12, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A13, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A17, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A19, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A21, 3A24, 3A24, 3A24, 3A24, 3A24, 3A24, 3A24, 3A24, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 3A25, 5A2, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, 5A6, A-790, A-790, A-790, A-790, A-799, A-799, A-799, A00003SE, A00003SE, A13CE, A13CE, A13CE, A16CE, A16CE, A16CE, A16CE, A1WI, A1WI, A20CE, A25CE, A25CE, A27CE, A27CE, A28CE, A2CE, A34CE, A37CE, A37CE, A37CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A4CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A6CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE, A7CE
On this site
Adam Aircraft Industries Inc A500 5 registered
Bellanca 17 Viking 628 registered
Cessna 172 Skyhawk 20,669 registered
Cessna 177 Cardinal 2,158 registered
Cessna 210 Centurion 1,526 registered
Cessna A150 232 registered
Cessna A152 48 registered
Cessna A185 Skywagon 1,372 registered
Cessna M337 34 registered
Cessna P172 23 registered
Cessna P206 Super Skylane 163 registered
Cessna P210 Pressurized Centurion 443 registered
Cessna P337 33 registered
Cessna R172 Hawk XP 758 registered
Cessna R182 Skylane RG 706 registered
Cessna T-310 207 registered
Cessna T182 Turbo Skylane 936 registered
Cessna T206 Turbo Stationair 1,058 registered
Cessna T207 65 registered
Cessna T210 Turbo Centurion 1,285 registered
Cessna T303 59 registered
Cessna T337 193 registered
Cessna TP206 25 registered
Cessna TR182 Turbo Skylane RG 465 registered
Cessna TU206 343 registered
Cessna U206 Stationair 798 registered
Downer 14 7 registered
Piper PA-60 Aerostar 57 registered
The FAA's record
On the FAA's site

What an approved modification is

A supplemental type certificate is the FAA's approval of a change to a certified design: a new engine or propeller, avionics, an autopilot, floats, a parachute, a larger fuel tank, an ice-protection kit. The company holding it may sell the kit and the paperwork to owners of the listed models; the modification then becomes part of that aircraft's record. The FAA's list says what was approved and for which models, not how many aircraft carry it.

Source: FAA supplemental type certificates (Dynamic Regulatory System). Register counts from the FAA register of October 5, 2026.