01.03.2026
Letňany Airport Day 2026
Visit us at the Letňany Airport Day on Saturday, September 5, 2026.
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More recent news
05.10.2026
Validation of the EASA Major Change of the Propeller V508 Type Series in Br
We are pleased to announce that ANAC TCDS No. EH-1999T07 has been extended to include additional Power (597 kW / 800 HP) and RPM ratings (2080 RPM) for our 108-inch 3-blade propeller V508 type series.
This TCDS update further expands the approved operating range of the propeller and provides our customers with greater flexibility in aircraft applications.
ANAC TCDS No. EH-1999T07
This TCDS update further expands the approved operating range of the propeller and provides our customers with greater flexibility in aircraft applications.
ANAC TCDS No. EH-1999T07
01.10.2026
EASA STC for Air Tractor AT-502( ) with 4-blade AV-804
MT-Propeller Entwicklung GmbH received the EASA STC No. 10090953 for the installation of the 4-bladed AVIA Propeller AV-804-1-E-C-F-R(P)/CFR275-446 on the Air Tractor AT-502( )
Models: AT-402, -402A, -402B, AT-502, -502A, -502B, -503A powered by the propeller turbines.
Pratt & Whitney PT6A-( ) for
AT-402: PT6A-15AG, -27, -34, -34AG
AT-402A: PT6A-11AG, -11, -20, -20A, -20B, -21
AT-402B: PT6A-15AG, -27, -34, -34AG
AT-502: PT6A-15AG, -27, -34, -34AG, -34B, -36
AT-502A: PT6A-140AG
AT-502B: PT6A-15AG, -27, -34, -34AG, -34B, -36
AT-503A: PT6A-34, -34AG
The FAA STC is in progress.
The 4-bladed AVIA Propellers on the AT-502 series provide equal or better performance data compared with the Legacy STC 4-blade propeller, increase of Static Thrust up to 430 lbs for PT6A-34AG engine and up to 200 lbs for PT6A-140AG engine compared to the existing Legacy 4-blade propeller STC, RPM reduction from 2200 RPM to 2080 RPM for applicable engines for reduced noise and higher efficiency...
Models: AT-402, -402A, -402B, AT-502, -502A, -502B, -503A powered by the propeller turbines.
Pratt & Whitney PT6A-( ) for
AT-402: PT6A-15AG, -27, -34, -34AG
AT-402A: PT6A-11AG, -11, -20, -20A, -20B, -21
AT-402B: PT6A-15AG, -27, -34, -34AG
AT-502: PT6A-15AG, -27, -34, -34AG, -34B, -36
AT-502A: PT6A-140AG
AT-502B: PT6A-15AG, -27, -34, -34AG, -34B, -36
AT-503A: PT6A-34, -34AG
The FAA STC is in progress.
The 4-bladed AVIA Propellers on the AT-502 series provide equal or better performance data compared with the Legacy STC 4-blade propeller, increase of Static Thrust up to 430 lbs for PT6A-34AG engine and up to 200 lbs for PT6A-140AG engine compared to the existing Legacy 4-blade propeller STC, RPM reduction from 2200 RPM to 2080 RPM for applicable engines for reduced noise and higher efficiency...
More about us
Avia Propeller was founded in 1919 as a company for aircraft design, production and repair. At present Avia Propeller is part of the MT-Propeller Group and well known in the world of general aviation as a manufacturer of propellers for single and twin engine aircraft.
Avia Propeller operates out of its main office in Prague, close at the Airport Letnany (LKLT), in the Czech Republic, where highly skilled people are producing the highest quality of aircraft propellers.
Several service stations are available for customers throughout the whole world.
Avia Propeller operates out of its main office in Prague, close at the Airport Letnany (LKLT), in the Czech Republic, where highly skilled people are producing the highest quality of aircraft propellers.
Several service stations are available for customers throughout the whole world.
