{"product_id":"la-marzocco-gb-5-fb-80-steam-valve-stem","title":"La Marzocco 'GB-5\/FB-80' Steam Valve Stem","description":"\u003cp\u003e\u003cstrong\u003eLa Marzocco GB-5\/FB-80 Steam Valve Stem (5 O-ring Version)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCurrent-style steam valve stem for the GB-5 and FB-80, used on machines from serial #5000 onward as well as on earlier valves that have been retrofitted to the 5 o-ring configuration. Machined with an M4 hole for the shaft spring guide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: La Marzocco GB-5 and FB-80 steam valves, serial #5000 and later, or any valve retrofitted to the 5 o-ring version\u003c\/li\u003e\n\u003cli\u003eReplaces: La Marzocco part # A.1.002.01\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA moderate DIY job for someone comfortable disassembling a steam valve; verify o-ring count matches this stem's 5-o-ring design before reassembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf you're retrofitting an older 3 o-ring valve to this stem, you'll need the full 5 o-ring set to match the new stem's groove count, don't reuse the old o-rings.\u003c\/li\u003e\n\u003cli\u003eThe M4 hole is there for the shaft spring guide pin; confirm it lines up with your valve body before final assembly, as mixing pre- and post-retrofit parts can leave the pin misaligned.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"La Marzocco","offers":[{"title":"Default Title","offer_id":37554447712443,"sku":"MZ_535","price":30.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/mz_535.2.jpg?v=1610092884","url":"https:\/\/www.espressoparts.mom\/products\/la-marzocco-gb-5-fb-80-steam-valve-stem","provider":"Espresso Parts","version":"1.0","type":"link"}