We offer the following replacement laptop keys for your Dell Latitude E5420

Escape key, F1 key, F2 key, F3 key, F4 key, F5 key, F6 key, F7 key, F8 key, F9 key, F10 key, F11 key, F12 key, Home key, End key, Insert key, Delete key, ~ (tilda) key, 1 key, 2 key, 3 key, 4 key, 5 key, 6 key, 7 key, 8 key, 9 key, 0 (zero) key, minus/underscore key, plus/equals key, Backspace key, Tab key, Q key, W key, E key, R key, T key, Y key, U key, I key, O key, P key, [{ key, ]} key, backslash/pipeline key, Caps Lock key, A key, S key, D key, F key, G key, H key, J key, K key, L key, ;: (colon/semicolon) key, apostrophe/quotations key, Enter key, Left Shift key, Z key, X key, C key, V key, B key, N key, M key, , < (comma/less than) key, . > (period/greater than) key, / ? (forward slash/question mark) key, Right Shift key, Left Ctrl key, Fn key, Windows key, Left alt key, Space Bar key, Right alt key, Right Ctrl key, Up Arrow key, Down Arrow key, Left Arrow key, Right Arrow key, PgUp key, PgDn key, Mouse Nub key