Plumb Pak 5/8 in. Plastic Ballcock Coupling Nut with Cone Washer

The Plumb Pak 5/8 in. Plastic Ballcock Coupling Nut with Cone Washer is designed for toilet repair applications, providing a secure and dependable connection for toilet ballcock assemblies. Constructed from durable plastic, this coupling nut offers long-lasting performance and resistance to corrosion in plumbing environments. This replacement coupling nut includes a cone washer to ensure a tight, leak-resistant seal between the water supply line and the toilet fill valve. Ideal for routine maintenance and toilet repair projects, it allows for straightforward installation and reliable operation.