An alignment coupling for a faucet includes a first alignment element positionable within a faucet body. The first alignment element has a first alignment feature. The first alignment feature includes one of a projection and a tapered groove. The alignment coupling includes a second alignment element that is movable with respect to the first alignment element. The second alignment element has a second alignment feature. The second alignment feature includes the other of the projection and tapered groove. The tapered groove includes walls that extend toward each other, and wherein the walls guide the projection to a narrowest portion of the tapered groove.