LEGEND MODELS T-401 gate valves are constructed of heavy duty cast brass. Body and bonnet are connected with a tight metal to metal leak proof seat. The T401 have a screwed bonnet, non-rising stem, solid wedge disc, and integral seats. Recommended for nonsteam use in residential and commercial applications. May be repacked while in service under pressure. The T-401 is the finest valve in its class on the market.