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. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 2 1/2", A: 3.56", B: 0.42", C: 4.40"

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