OKB-122-7 is a silicone fluid and petroleum oil blend thickened with lithium stearate and ceresin.
The OKB-122-7 grease is used for aircraft electric machine bearings within the temperature range from -40°C to +100°C.
|Drop point, °C, min.||185|
|Penetration at 25°C, 0,1 mm||175-205|
|Point of break at 20°C, Pa||1000-1500|
|Viscosity at 0°C and rate of deformation average gradient 10s-1, Pa•s, max.||500|
|Colloid stability, %, max.||10|