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.
| Brand | Groco |
| A | 3.15" |
| B | 0.30" |
| C | 2.89" |
| Thread | 1 1/2" |