55 mm Pressurestat Membrane Repair Kit browse-common-espresso-machine-parts/group-gaskets You may also want to

You may also want to purchase a 9001A fitting to be used with a 3/8" flexible nylon hose and a hose clamp

DIY-friendly for standard installation

install new with gasket SOL_13 (sold separately)

this stopper won't fit and you'll need MP40 instead

55 mm Pressurestat Membrane Repair Kit browse-common-espresso-machine-parts/group-gaskets You may also want to55mm Pressurestat Membrane Repair Kit This repair kit rebuilds newer Asco (Sirai) P302 6 pressurestats, restoring accurate boiler pressure switching without replacing the entire pressurestat. COMPATIBILITY Fits: newer Asco (Sirai) P302 6 pressurestats INSTALLATION Moderate difficulty comfortable DIYers can rebuild the pressurestat themselves, but a technician is recommended if you're not familiar with the assembly order. PRO TIPS Assembly order