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  • The FC Series female Cap Plugs are made from Natural Nylon and Black Polypropylene. Female NPT thread sizes available are 1/4 inch, 3/8 inch, 1/2 inch, and 3/4 inch.
  • The HP Series is a standard Pipe Plug. This series is made of Natural Nylon and Black Polypropylene. Male NPT thread sizes range from 1/8 inch to 1-1/2 inch.
  • The HP-R Series is a standard Pipe Plug. Available in Natural, Black and Glass-Filled Black Nylon, Natural and Gray PVDF, Natural, Black and White Polypropylene, PTFE and Polyethylene certified NSF 51/61. Male NPT thread sizes range from 1/4 inch to 1 inch. Schedule 80 is available.
  • The TP-O Series is a standard single barbed Tube Plug with no parting line on the barb. Tubing can be started on the barb before any expansion begins and it will expand the tubing up to 43% when completely inserted. It is available in Black and White Nylon, Polypropylene or PVDF. This series is also available with an orifice. Barb sizes for this tube plug are: 1/16 inch, 1/8 inch, 3/32 inch, 3/16 inch, 1/4 inch, 5/32 inch, 3/8 inch, 1/2 inch, 5/8 inch, and 1 inch. Materials vary with barb sizes (see list below).

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