MT-Propeller - The Winner's Propeller

March, 2018
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STC Beech 99/100 Series


  • Beech B99/100 Series with 5-blade MTV-27
  • Beech B100 with 5-blade MTV-27

STC - Data


  • Type of Aircraft: Beech 99 and 100 series

  • EASA STC: 10064889 issued March 07, 2018
  • FAA STC: i.p.

  • Applicable Aircraft: Beechcraft Corporation
    Type: 99 and 100 series; Model: B100
  • Engines:Honeywell TPE-331-6-252B
    or any TPE-331-( ) installed per approved STCs
    which do not exceed 715 HP and 2000 RPM
  • Propeller:MTV-27-1-E-C-F-R(G)/CFR210-58( )

  • Advantages:
  • Best vibration damping characteristics
    for almost vibration free propeller operations!
  • Bonded on nickel alloy leading edge for
    superior erosion protection of the blades!
  • Take-Off improvement by 10%!
  • No propeller speed restrictions on ground while operating in low idle!
  • Unlimited blade life and FOD repairable blades!
  • More ground clearance - less FODs!
  • Lower ITTs during start-up for less engine wear!
  • Unbeatable esthetic ramp appeal!
  • Significant cabin noise [up to 10 dB(A)]and vibration reduction!
  • Comply with the strict German noise regulations 2010–
    „Landeplatz Lärmschutz Verordnung“ for unrestricted airport operation
    in Germany and other European Countries!

more information about the STC (.pdf 95k)