No-Return Valve 1/8" M x 1/8" M home-espresso-machine-parts/rancilio-home-espresso-machine-parts cogged adjustment nut used to

cogged adjustment nut used to fine-tune doser star tension on several older Quamar doser models

CMA Group Head Dispersion Thread (New Version)

A direct-fit CMA immersion heating element with six voltage terminals (bridged)

or missing OEM doser lids

No-Return Valve 1/8" M x 1/8" M home-espresso-machine-parts/rancilio-home-espresso-machine-parts cogged adjustment nut used 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and stainless steel ball check seal COMPATIBILITY Fits: CMA equipment (first generation check valve position) Replaces: superseded by P_165 in current production