Groco TH1000W 1" Bronze Thru-Hull Fitting with Nut

The Groco TH1000W is a 1-inch bronze thru-hull fitting featuring an NPSM/NPT combination thread design with an included mounting nut for secure installation. Constructed from durable C83600 bronze and UL Listed 647B, this fitting is engineered to withstand the harsh marine environment and resist corrosion in saltwater applications.

Key Features:

• NPSM/NPT combination thread for versatile connections
• C83600 bronze construction for superior corrosion resistance
• 2.32" flange diameter with 0.30" flange thickness
• 2.85" shank length for standard hull installations
• Includes mounting nut for complete installation
• UL Listed 647B certified

Marine sealant is recommended between the hull and thru-hull flange during installation. The threaded portion should be cut to proper length considering hull and butt block thickness, and thread depth should be considered when using with a seacock. This fitting is not to be used in potable water systems.