Garrett TFE731

Introduced in 1969, Garrett's (now Honeywell) TFE731 turbofan has sold well in the business jet market.  By 1998 over 7,400 had been sold and had flown over 31 million hours.

models

  • TFE731-2-2B: 3,500 lb (15.6 kN) thrust
  • TFE731-5BR1H: 4,660 lb (20.7 kN) thrust
  • TFE731-5BR: 4,750 lb (21.1 kN) thrust

specifications

  • Turbofan
  • Bypass ratio: 2.6-2.8 (3.5 in -5)
  • Fan: single-stage
  • Compressor: single-stage centrifugal HP
  • Turbine: 1-stage HP, 3-stage LP
  • Mass flow: 113-143 lbs/sec
  • Pressure ratio: 14-15

used by

  • Northrop A-9