No-Return Valve 1/8" M x 1/8" M rancilio-grinder-parts/rancilio-md40-grinder-whole a wrench and a firm

a wrench and a firm twist (or clamping it in a bench vise) will seat it

81) used on La Marzocco 'Cronos' controlled machines

Fits: Rancilio MD-50 and MD-80 hoppers only

6mm diameter

No-Return Valve 1/8" M x 1/8" M rancilio-grinder-parts/rancilio-md40-grinder-whole a wrench and a firmNo 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and stainless steel ball check seal COMPATIBILITY Fits: CMA equipment (first generation check valve position) Replaces: superseded by P_165 in current production