Groco IBVF Series Bronze Flanged Adaptor for Ball Valve and Thru-Hull - NPS to NPT Thread Size Top:3/4" NPT Donaghys Dockline - Nylon Core

Donaghys Dockline - Nylon Core with Polyester Jacket

Whale AS9062 Clamping Ring Kit for Gusher Urchin

safe for fiberglass

designed to fit in-line

Groco IBVF Series Bronze Flanged Adaptor for Ball Valve and Thru-Hull - NPS to NPT Thread Size Top:3/4" NPT Donaghys Dockline - Nylon Core*** use Option (1) to select Thread Size Bottom *** Groco IBVF Series Bronze Flanged Adaptor for Ball Valve and Thru Hull NPS to NPT 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