Product Description: Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Includes nut.
NOT TO BE USED IN POTABLE WATER SYSTEMS. ALT Part Numbers: GRO TH1250W, 51-7018