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About the Brand La Marzocco
Works with: 80 SH gasket (AS_38) and round copper washer (AS_81)
Uses F_331 o-ring (not included)
and seal sizes differ
Direct replacement in expansion valve to drain line
CMA 1/4 x 3/8" Check Valve barista-basics/knockboxes About the Brand La MarzoccoCMA 1 4 x 3 8" Check Valve This check valve, made of low lead content brass (CW510L OT57), releases at 12 bar, water flows in toward the internal gasket. It's now fairly rare, since CMA has moved to three way combination expansion valve check valve assemblies. A less common 3 8" x 3 8" version is also available (AS_232). SPECIFICATIONS Material: Low lead brass (CW510L OT57) Pressure Range: Releases at 12 bar COMPATIBILITY Fits: CMA machines using this
