Imagen Hollow Hex O-ring Boss® Plug Jump to Section Product Options Related Products Product Options Part Number 6408HHP-4 6408HHP-6 6408HHP-8 6408HHP-10 6408HHP-12 6408HHP-16 6408HHP-20 6408HHP-24 6408HHP-32 Related Products Imagen O-ring Boss® Adjustable Union Imagen Male O-ring Boss® x Male NPTF Imagen Standard Series Pipe & Tube Clamp