Non-metallic. Liquid-tight. Oil-tight. Furnished with sealing ring and locknut. Arlington’s Low Profile Cord Connector has a unique grommet with gripping fingers. These connectors have the largest cord range in the industry, so there are fewer items to stock. A liquidtight seal and superior pullout resistance is accomplished by just tightening the nut. A sealing ring is furnished to assure a liquid-tight seal when installing in non-threaded openings.