Circle Seal Controls
Circle Seal provides world class technology as a global leader for fluid control solutions for check valves, relief valves and more! Circle Seal Controls designs and manufactures to customers' ever evolving requirements and specifications. Some of their valve lines include the 200 Series Check Valves, 500 Series Relief Valves and 5100 Series Relief Valves.
Circle Seal M5159B-8ML-300 - Relief Valve 1 inch Male NPT - 300 PSI Cracking Pressure with Lockwire Option - Brass
Circle Seal M5159N-8ML-448ASME Relief Valve ASME 1 in MNPT - 448 PSI Cracking Pressure - Naval Brass