This 250mm Table D rubber gasket provides a resilient, compressible seal for flanged PVC, steel, and ductile iron pipeline connections to AS 4087 Table D drilling. Manufactured from durable rubber compound, it maintains a watertight seal under bolt compression across a range of pressures and temperatures. Suitable for water supply, irrigation, and industrial flanged connections. Ensure correct bolt torque is applied for a reliable, leak-free flange joint.