main landing gear, gear assy, f-15 a/d acft end item identification, bushing set includes p/n's 68a410657-2001 (1 ea), 68a410643-2001 (1 ea), st4m166-6-0035 (2 ea), 4m46-12-15 (1 ea), 68a410692-2007 (2 ea);t.o. 4a4-22-4, fig 2-1 special features, bushing set, gear assy part name assigned by controlling agency