MS-20
GOST 21743-76
Solvent-refined MS-20 oil.
MS-20 is used in reciprocated aircraft engines. Besides, it is used as an oil-blend component:
- in oiling systems of turbo-propeller aircraft engines;
- in airscrew hub feathering hinges;
- for lubrication of gas-compressor plant engine-compressor units;
- in the speed governors of diesel engines with self-contained oiling systems and sumps.
| Index name | Norm |
|---|---|
| Kinematic viscosity at 100°С, mm2/с (cSt), min.: | 20,5 |
| Viscosity index, min. | 80 |
| Cokability, %, max. | 0,29 |
| Open flash point, °C, min. | 265 |
| Pour point, °C, max. | -18 |
