L-com's Category 5e or Cateogry 6 transversely sealed jam-nuts are an ideal fit for situations requiring a ruggedized RJ45 jack and a simple D-hole for mounting with no additional hardware required. They boast an IP68 rating even without a mated connector or dust cap! Zinc-Nickel versions are available with an EMI grounding plate on both sides of the receptacle to ensure proper grounding for shielded RJ45 cables. Jam-nuts are available both with and without dust caps. Don't see what you are looking for? Call today to discuss custom solutions for all your interconnect needs.