This 1" Viton Rubber Poppet Assembly includes a spring, cup washer, and locknut, designed for optimal performance in check valve applications. The Viton rubber material offers superior resistance to heat and chemicals, ensuring longevity and reliability. This assembly is essential for maintaining proper sealing and functionality in various fluid systems. Its compact design allows for easy installation and replacement, making it a practical choice for maintenance and repair tasks. Ideal for use in plumbing and industrial settings, this assembly meets high standards for quality and performance.