Description Description The Haskel 28624 check valve is a high-performance product that ensures reliable and safe fluid flow control. It is designed to prevent backflow and maintain pressure in various applications, such as gas boosters, air amplifiers, and high-pressure systems. The Haskel 28624 check valve features a stainless steel body and seat, a spring-loaded poppet, and a Viton o-ring seal. It has a maximum working pressure of 60,000 psi and a cracking pressure of 15 psi. The Haskel 28624 check valve is easy to install and operate, and it requires minimal maintenance. It is compatible with a wide range of fluids, such as air, nitrogen, helium, hydrogen, water, oil, and other liquids and gases. State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Literature & Docs Accessories