This high-quality rubber washer is an essential component for ensuring leak-proof connections in various plumbing applications. Measuring 1-1/4 inches in diameter with a thickness of 3/16 inches, it provides a snug and reliable fit for a wide range of fittings. Ideal for both residential and commercial use, this washer promises durability and performance, making it a dependable choice for maintaining optimal functionality in your plumbing systems.