main landing gear, shock strut assy, f-15e aircraft end item identification, bushing set includes p/n's 9235539-13 (1 ea), 9235539-11 (1 ea), 9235538-11 (2 ea); t.o. 4s1-120-4,fig 2-3 special features, bushing set,piston subassembly part name assigned by controlling agency