Historical US Military Aviation Gasoline (Avgas) Specifications
MIL-G-5572F 24 Feb 1986
| 80/87 Av Gas | 100/130 Av Gas | 115/145 Av Gas | |
| Color | Red | Blue | Purple |
| Suphur (wt %) MAX | .05 | .05 | .05 |
| Tetraethyl Lead max ml per gal | 0.50 | 2.00 | 4.60 |
| Dist 10% MIN | 167 F | 167 F | 167 F |
| Dist 40% MAX | 167 F | 167 F | 167 F |
| Dist 50% MIN | 221 F | 221 F | 221 F |
| Dist 90% MIN | 275F | 275 F | 275 F |
| End Point MAX | 338 F | 338 F | 338 F |
| Sun of 10% & 50% | 307 F | 307 F | 307 F |
| Residue (vol%) | 1.5 | 1.5 | 1.5 |
| Dist Loss (vol%) Max | 1.5 | 1.5 | 1.5 |
| Reid Vapor Press | 5.5-7.0 | 5.5-7.0 | 5.5-7.0 |
| Freeze Point | - 76F | - 76F | - 76F |
| Aromatics, vol. % Min | --- | 5.0 | 5.0 |
| Copper Corrosion, Max | 1 | 1 | 1 |
| Water Reaction, Interface Rating | 2 | 2 | 2 |
| Water Reaction, Vol. change, Max | 2ml | 2ml | 2ml |
| Net Heat of Comb.,min | 18,700 | 18,700 | 18,700 |
| OR aniline-gravity product, min | 7,500 | 7,500 | 9,800 |
| Knock Rating, Lean | 80 | 100 | 115 |
| Knock Rating Rich | 87 | 130 | 145 |
| Potential Gum MAX | 6.0 | 6.0 | 6.0 |
| Precipitate MAX | 2.0 | 2.0 | 2.0 |
| Existent Gum MAX | 3.0 | 3.0 |
Last Update 05/02/02