The W-305P SJ Washer is a high-quality poly washer measuring 1-1/2 inches, designed for durability and reliability in plumbing applications. Manufactured by Jones Stephens Corp, this washer is ideal for use in various plumbing systems, ensuring a tight seal to prevent leaks. Its robust construction allows it to withstand pressure and temperature variations, making it suitable for both residential and commercial use. The washer's material is resistant to wear and tear, ensuring longevity and performance. Perfect for contractors and DIY enthusiasts alike.