NB: THERE ARE DIFFERENT VERSIONS OF KEYBOARDS MOUNTED ON THE SAME NOTEBOOK, THEREFORE YOU MUST CAREFULLY CHECK THE KEYS AND THE FLAT OF THE KEYBOARD IN YOUR POSSESSION BEFORE PROCEEDING WITH THE PURCHASE. COMPATIBLE WITH: Lenovo ThinkPad: L460 (20FU, 20FV) T440, T440 (20B6, 20B7) T440p (20AN, 20AW) T440s, T440s (20AQ, 20AR) T450 (20BU, 20BV) T450s, T450s (20BW, 20BX) T460 (20FM, 20FN) T431s E431 L440, T431s, T440, T440p, T440s l450 l470 Compatible Part Numbers: FRU04Y0841 FRU04Y0879 6k.4lgk.055 852-41776-b2a 852-41776-2IA 0C43923 04X0118 MP-12M26I0J387W 04Y0841 FRU04Y0873 04Y0873 04Y0925 ThinkPad L460 (20FU, 20FV) T440, T440 (20B6, 20B7) T440p (20AN, 20AW) T440s, T440s (20AQ, 20AR) T450 (20BU, 20BV) T450s, T450s (20BW, 20BX) T460 (20FM, 20FN) T431s E431 L440, T431s, T440, T440p, T440s Compatible Part Numbers: FRU04Y0841 FRU04Y0879 6k.4lgk.055 852-41776-b2a 852-41776-2IA 0C43923 04X0118 MP-12M26I0J387W 04Y0841 FRU04Y0873 04Y0873 04Y0925