{"product_id":"stihl-o-ring-9646-945-0490","title":"STIHL O-Ring - 9646 945 0490","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e STIHL. \u003cstrong\u003eProduct type:\u003c\/strong\u003e Genuine replacement O-ring, part number \u003cstrong\u003e9646 945 0490\u003c\/strong\u003e, designed for 7x1.5 mm seals. This small rubber ring is used in STIHL handheld power equipment to seal tight housings and fittings, supporting reliable operation of carburetion, fuel, and lubrication circuits across compatible models. The part is manufactured to STIHL OEM specifications to ensure proper fit and sealing performance under vibration and varying temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eKey takeaway:\u003c\/em\u003e correct O-ring size (7x1.5 mm) and DIN3771 specification are matched to a broad range of STIHL tools, helping restore pressure seals and reduce leaks without altering performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 9646 945 0490\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \u0026amp; Standard:\u003c\/strong\u003e 7 mm x 1.5 mm (DIN3771-S7X1.5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType of machine:\u003c\/strong\u003e Suitable for STIHL chainsaws, brushcutters and cut-off saws; commonly used across models such as MS192C and MS075, with applicability to many STIHL handheld tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation tips:\u003c\/strong\u003e Replace during routine service, inspect seating surfaces for damage, clean grooves, and seat evenly to ensure a proper seal; use a lubricant compatible with rubber and fuels to facilitate seating if recommended by service guidelines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial \/ Durability:\u003c\/strong\u003e Rubber seal designed to resist typical fuels, oils and cutting lubricants used in outdoor power equipment, maintaining seal integrity under vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable machine models:\u003c\/strong\u003e STIHL chainsaws, brushcutters, and cut-off saws; documented compatibility includes MS192C and MS075 among other STIHL handheld tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional model references:\u003c\/strong\u003e Listed as a common OEM seal across multiple STIHL platforms; guided by STIHL part documentation and cross-referenced service lists (e.g., MS 231 C-BE, MS 382 family in related parts catalogs).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative part numbers:\u003c\/strong\u003e No official alternative STIHL part numbers published for this exact O-ring; some retailers and DIN references list the same size as \u003cem\u003eDIN3771-S7X1.5\u003c\/em\u003e, which aligns with the 9646 945 0490 specification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"STIHL","offers":[{"title":"Default Title","offer_id":58033359356285,"sku":"ST-9646 945 0490","price":0.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/9190\/9056\/files\/96459457506.jpg?v=1776082166","url":"https:\/\/ripongroundcare.com\/products\/stihl-o-ring-9646-945-0490","provider":"Ripon Ground Care","version":"1.0","type":"link"}