No-Return Valve 1/8" M x 1/8" M rancilio-grinder-parts/rancilio-md40-grinder-whole Spiral ribs allow air to

Spiral ribs allow air to escape so coffee grounds can maximize

Check the coil on your existing valve before ordering: the last two digits stamped on the coil give you the orifice size directly

6mm diameter

Confirm your machine's wiring configuration (220V vs

and faucet deck

No-Return Valve 1/8" M x 1/8" M rancilio-grinder-parts/rancilio-md40-grinder-whole Spiral ribs allow air toNo Return Valve, 1 8" M x 1 8" M First generation one way check valve, initially used in CMA equipment. CMA has since reverted to the more common P_165 retention valve. Both versions use an o ring and stainless steel ball to form the seal. SPECIFICATIONS 1 8" male x 1 8" male BSP O ring and stainless steel ball check seal COMPATIBILITY Fits: CMA equipment (first generation check valve position) Replaces: superseded by P_165 in current production