STC Beech 76 Duchess
  • Beech 76 with 3-blade MTV-12
  • Beech Duchess 76 with 3-blade MTV-12


STC - Data


  • Type of Aircraft: Beech 76

  • EASA STC: 10048838 (issued April 15, 2014)
  • FAA STC: SA03479NY (issued Oct. 15, 2014)

  • Applicable Aircraft: Hawker Beechcraft 76 Duchess
  • Engines: Lycoming (L)(I)O-360-( )
  • Propeller: MTV-12-B-C-F/CF(L)183-59b

  • Advantages:
  • Best vibration damping characteristics for almost
    vibration free propeller operations
  • Bonded on stainless steel leading edge for best
    erosion protection of the blades
  • 10 kg (22 lbs) weight reduction per propeller
    compared with the original propellers
  • Enhanced cruise performance by 2 to 3 kts (MTOW, ISA)
  • Unlimited blade life; FOD repairable blades
  • Significant inside and outside noise reductions
  • Improved take-off and climb performance

more information about the STC (.pdf 70k)