Danco 17010E 6N-3C Cold Stem for Kohler Faucets Durable plastic construction Fits Kohler Sink K7761, K7765 K7791, K7795, K10400, K10405 Fits Lavatory K7436, K7437, K7439, K7449, K8040, K10320 For cold water application ID length 5, broach N Complies with the reduction of low lead in drinking water act