ОSТ 54-3-175-72-99 WITH AMEND 1,2

SM-4,5 is manufactured by mixing of mineral oils MS-8p and MS-20 at mass proportion 75:25. It allows to increase viscosity of mix in comparison with MS-8p till the required level for using in gas turbine and transmission of turboprop engines.

Parameter nameSpecification norm
Kinematic viscosity, mm2/s (CS):  
at 100°C, not less 4.3 - 4.7
Flash point in open pot, °C, not less 138

Pour point, °C, not more

Shelf life 5 years


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