{"product_id":"38-x-30-x-4mm-laser-sealing-ring-ospri-608-808-fit","title":"38 x 30 x 4mm Laser Sealing Ring — Ospri 608 \u0026 808 Fit","description":"\u003cp\u003e\u003cstrong\u003eProtective window sealing ring for Ospri 608 and 808 fibre laser cutting heads.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe sealing ring sits in the protective window drawer and seals tightly around the lower protective window. It keeps dust and dirty assist gas out of the cutting head cavity, protecting the focusing and collimating lenses from contamination and burn damage. Replace it whenever it's flattened, nicked or hardened, and ideally whenever you change windows.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSize: 38 x 30 x 4 mm (outside x inside x thickness) — also written 38*30*4\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eCompatible cutting heads\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOspri:\u003c\/strong\u003e 608 and 808 cutting heads.\u003c\/p\u003e\u003cp\u003eNote: measure your current seal (outside diameter x inside diameter x thickness) before ordering, as different heads use similar-looking seals. Not sure it fits your head? Send us your machine and head model and we'll confirm the exact part before you buy.\u003c\/p\u003e\u003cp\u003eShipped fast Australia-wide from our Brisbane workshop.\u003c\/p\u003e","brand":"DK Machine Tech","offers":[{"title":"1","offer_id":67738377486435,"sku":"SR0003","price":45.0,"currency_code":"AUD","in_stock":true},{"title":"10","offer_id":67738377519203,"sku":"SR0003-10","price":405.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/8508\/2723\/files\/9_72bfb7cc-478c-4b74-9e8d-5f077875ea66.png?v=1750125896","url":"https:\/\/dkmachinetech.com\/products\/38-x-30-x-4mm-laser-sealing-ring-ospri-608-808-fit","provider":"DK Machine Tech","version":"1.0","type":"link"}