Rotor assembly part no. 100284-03, 1 ea; gyro stator motor part no. 118217-06, 1 ea; rotor end bell part no. 152058-01, 2 ea; annular ball bearing part no. 160295-01, 2 ea; hexagon plain nut part no. 103016-03, 2 ea; epoxy resins part no. Sm2071-01-02, as required