The 1" #316 Stainless Steel NPS to NPT Flange Adapter by GROCO is designed to solve common issues in the marine industry. It ensures a safe and reliable connection between thru-hulls and in-line valves. This adapter simplifies installation and maintenance, preventing potential damage. Ideal for OEMs, it allows for easy valve replacement.

Features:

• Eliminate dangerous thread miss-match when in-line valves are screwed onto thru hulls
• Accept standard thru-hulls into the base and standard in-line valves on top
• Provide a safe and sturdy assembly when in-line valves are used as seacocks
• For OEMs, prevent valve damage during engine or generator installation - the valve can be installed later
• Simplifies future valve replacement
• C83600 Bronze and #316 SS models