PA42-1000
  • Piper PA-42 with 5-blade MTV-27
  • Piper PA-42 with 5-blade MTV-27

  • Piper PA-42 with 5-blade MTV-27

STC - Data


  • Type of Aircraft: PA-42-1000

  • EASA: EASA:A.S.02480 (issued Dec 20, 2006)
  • FAA: SA03487AT (issued Sept. 10, 2007)
  • ANAC Brazil: 2016S10-16 (issued Oct. 20, 2016)
  • INAC Venezuela: Letter of Acceptance to the
    FAA STC SA03487AT  
  • TCCA Canada: SA23-97 (issued Dec. 4, 2023)

  • Applicable Aircraft: Piper PA-42-1000 (Cheyenne 400LS)
  • Engines: Honeywell TPE331-14A/B
  • Propeller: MTV-27-1-E-C-F-R(G)/CFR(L)250-103

  • Advantages:
  • Best vibration damping characteristics
  • Bonded on nickel alloy leading edge for best erosion
    protection of the blades
  • Take-off distance over 50 ft obstacle
    reduced by approx. 5% (SL, ISA, MTOW)
  • Enhanced climb by approx.3% (SL, ISA conditions, MTOW)
    increasing by altitude
  • Enhanced cruising speeds by approx. 5 kts +
    (ISA, FL250, 11500 lbs GW)
  • Approx. 52 lbs less total weight than the orig. propellers
  • Significant inside and outside noise reductionsS
  • Unlimited blade life
  • FOD repairable blades

more information about the STC (.pdf 65k)