Phased extension of item Service life according to technical condition

This service renders for VR-8A Main Gearboxes, which were overhauled by JSC UWCA with finished TBO of 1500 hours; VR-14 with finished TBO of 1000 hours, and also TV-117A(AG) engines with finished TBO of 1500 hours, and (or) with finished service life within the scope of Total Service Life and (or) Total Lifetime.