The T&S Brass 001092-45-SplitCase is a high-quality seat washer designed for faucet spindles. Measuring 1" x 1", this durable rubber washer ensures a reliable seal, preventing leaks and maintaining optimal faucet performance. Compatible with T&S Brass and Bronze Works products, it is an essential component for efficient faucet operation and longevity. Ideal for both professional and DIY plumbing projects, this seat washer provides a straightforward solution for faucet maintenance and repair.