The Alemite 393802-40 diaphragm, lower housing is a critical component designed for reliable performance in various applications. This diaphragm is crafted from high-quality materials to ensure durability and longevity. It features precise dimensions that fit seamlessly into compatible systems, enhancing operational efficiency. Ideal for use in lubrication systems, this diaphragm meets industry standards for performance and safety. Its robust construction allows it to withstand varying pressures, making it suitable for demanding environments.