Gerber A603356NP Brushed Nickel Spout Base

This is the spout base for a single handle tub and shower faucet in brushed nickel finish. This part has a set of internal threads at the bottom, and two internal O-rings at the top that are used to seal the spout to the base. The outer diameter of the bottom of the A603356NP is approximately 1 7/8 inches. The inner diameter is roughly 1 1/2 inches on the bottom. The top has an inner diameter of approximately 1 inch.