Modern US Civilian Aviation Gasoline (Avgas) Specifications

 

    80/87 Av Gas 82 Unleaded AvGas 91/98
AvGas
100/130 Av Gas 100 LL Av Gas
  Color Red Purple Brown Green Blue
    Current New Revived Current Curent
Composition Suphur (wt %) MAX .05 .07 .05 .05 .05
  Aromatics (vol %) MIN       5.0 5.0
Volatility Dist 10% max 75 C 70 C 75C 75 C 75 C
  Dist 40% min 75 C   75C 75 C 75 C
  Dist 50% max 105 C 66-121C 105C 105 C 105 C
  Dist 90% Max 135 C 190C 135C 135 C 135 C
  End Point MAX 170 C 225C 170C 170 C 170 C
  Sun of 10% & 50% 135   135 135 135
  Residue (vol%) 1.5 2 1.5 1.5 1.5
  Dist Loss (vol%) 1.5 3.0 1.5 1.5 1.5
  Gravity API Report   Report Report Report
  Reid Vapor Press 5.5-7.0 5.5-9.0 5.5-7.0 5.5-7.0 5.5-7.0
Fluidity Freeze Point -60 C -58 -58C - 58C - 58C
Combustion Net Heat of Comb MJ/kg 43.5 40.8 43.5 43.5 43.5
  or Analine-Gravity Product 7,500     7,500 7,500
  Knock Rating, Lean 80   91 100 100
  Knock Rating Rich 87   98 130 130
Corrosion Copper Strip Report     Report Report
Stability Potential Gum MAX 6.0 6   6.0 6.0
  Precipitate MAX 2.0     2.0 2.0
Contaminants Existent Gum MAX 3.0     3.0 3.0
  Water Reaction Interface Rating MAX 2     2 2
  Water Reaction Vol chg 2     2 2
Additives Tetraethyllead g/liter MAX .14   .56 1.12 .56
Other NATO Code F-12        

These specifications are for historical and general information and may not represent the specifications of currently available products.

Last Update 03/19/02