This push-in rubber grommet is designed to provide a secure and flexible seal around wires, cables, and cords passing through panel openings. Made from high-quality Buna-N rubber, it offers excellent resistance to oils, chemicals, and extreme temperatures, making it a durable choice for various indoor and outdoor applications. The 5/16" inner diameter allows for a snug wire fit, while the 9/16" panel hole compatibility ensures easy installation. With a medium durometer hardness of 50A, this grommet effectively absorbs vibrations and minimizes wear on wires and panel edges. Whether used in automotive, electrical, or industrial settings, this black rubber grommet provides a reliable, long-lasting solution. RGR51691618