The 4" Buna-N Rubber Poppet Assembly from Strataflo Products is a vital component for valve maintenance and repair. This assembly includes a durable Buna-N rubber poppet, spring, cup washer, and locknut, providing a complete solution for enhancing valve performance. The Buna-N material is known for its excellent resistance to oils and chemicals, making it suitable for a variety of applications. Its easy installation process makes it a practical choice for both professionals and DIY enthusiasts looking to ensure reliable operation in their systems.