Liquid-tight strain relief dome connector made of polyamide-6 neoprene seal with anti-vibration gland nut. It is resistant to salt water, weak acids, weak alkalis, alcohol, esters, ketones, ether, gasoline, mineral oil, animal and vegetable oil and meet IP68 specifications for liquid tight. No disassembly required, simply push cable or tubing through installed strain relief connector and tighten dome nut. They can be utilized underwater to 300 ft, underground for direct burial cables, fiber optics, computers, control cabinets, instruments, medical/dental equipment, car washes, hot tubs and carpet cleaning machines.