The SEALCON LLC part PL-13-BK is a versatile black nylon plug designed to fit PG 13 / 13.5, 1/2" NPT, and M20 x 1.5 ports. This high-quality plug provides a secure and reliable seal, making it ideal for a variety of industrial applications. The durable nylon construction ensures long-lasting performance and resistance to corrosion. Upgrade your sealing solution with the SEALCON PL-13-BK plug for a dependable and efficient solution.