3/8" M x 3/8" M BSP No Return Valve lollo-automatic/lollo- hand-thread and snug with a

hand-thread and snug with a wrench

Confirm your steam wand has a male thread before ordering

41mm body diameter

used across dozens of commercial espresso platforms to trigger volumetric dosing

so order extras if you maintain multiple machines using it

3/8" M x 3/8" M BSP No Return Valve lollo-automatic/lollo- hand-thread and snug with a3 8" BSP No Return (Check) Valve An in line check valve, 3 8" male BSP on both ends, installed on the outward flow side of a rotary vane pump to stop water from draining back through the pump when the machine is off. This is a required part on some installations, including La Marzocco (Marzocco part #L032 P. 01). SPECIFICATIONS 3 8" male BSP x 3 8" male BSP One way check valve, in line installation COMPATIBILITY Fits: La Marzocco installations