{"product_id":"john-deere-round-cross-section-o-ring-r28776","title":"John Deere Round Cross Section O-Ring - R28776","description":"\u003cdiv\u003e\n\u003cp\u003eJohn Deere Round Cross Section O-Ring – R28776 is a direct-seal hydraulic O-ring designed for leak-free operation in John Deere equipment, ensuring reliable sealing at ports and fittings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: John Deere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart designation\u003c\/strong\u003e: Round cross-section O-ring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: R28776\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary use\u003c\/strong\u003e: Direct seal in compatible hydraulic assemblies; seals hydraulic ports and fittings where R28776 is specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeometry and seal performance\u003c\/strong\u003e: Round cross-section provides uniform compression and predictable sealing under varying pressure; extrusion resistance in John Deere systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-aligned fit\u003c\/strong\u003e: Sized to R28776 specification to support proper groove seating and extrusion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance context\u003c\/strong\u003e: Designed for straightforward replacement to minimize downtime during routine service\u003c\/li\u003e\n\u003c\/ul\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: R28776\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: O-ring, round cross-section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: John Deere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Sealing hydraulic ports and fittings in John Deere equipment where R28776 is specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable machines\u003c\/strong\u003e: John Deere machinery and attachments that require O-ring R28776 for hydraulic\/seal assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Not specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Not specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation tips\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003eEnsure grooves are clean and free of debris\u003c\/li\u003e\n\u003cli\u003eLight lubrication when applicable to facilitate seating\u003c\/li\u003e\n\u003cli\u003eSeat the ring evenly to prevent twisting or pinch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem alignment\u003c\/strong\u003e: Suited for round cross-section seals in hydraulic lines and port connections; verify groove dimensions and cross-section match before installation\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\u003eIntended equipment\u003c\/strong\u003e: John Deere machinery and attachments that require O-ring R28776 for hydraulic\/seal assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove verification\u003c\/strong\u003e: Confirm groove dimensions and the O-ring cross-section match R28776 before installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative part numbers\u003c\/strong\u003e: Not listed in available data\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"John Deere","offers":[{"title":"Default Title","offer_id":57977219285373,"sku":"JD-R28776","price":1.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/9190\/9056\/files\/Screenshot2026-04-21092316.png?v=1776759808","url":"https:\/\/ripongroundcare.com\/products\/john-deere-round-cross-section-o-ring-r28776","provider":"Ripon Ground Care","version":"1.0","type":"link"}