{"product_id":"seal-ring-repair-kit-704-586-piston-rod-704-551-gasket-set","title":"Seal Ring Repair Kit 704-586 for Piston Rod 704-551 | Gasket","description":"\u003ch2\u003eSeal Ring Repair Kit 704-586 \/ 704586 for Piston Rod 704-551\u003c\/h2\u003e\n\u003cp\u003eKeep your equipment running at peak performance with this precision-engineered Seal Ring Repair Kit (Part No. 704-586 \/ 704586), designed to fit Piston Rod 704-551 (440 \/ 450 series) and compatible plunger rod assemblies. Whether you're performing routine maintenance or a full rebuild, this kit delivers a reliable, leak-free seal to restore proper function quickly and confidently.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Please confirm compatibility with your specific model and rod assembly before purchasing. Sizes reference parts 704-551 and 704-586; a variation of up to 3mm is within normal manufacturing tolerance — always verify the actual dimensions against your application.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDesigned for Piston Rod 704-551\u003c\/strong\u003e — direct-fit replacement for 440\/450 series plunger rod assemblies\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePart No. 704-586 \/ 704586\u003c\/strong\u003e — matches OEM reference numbers for easy identification\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDurable materials\u003c\/strong\u003e — constructed from metal and rubber for long-lasting sealing performance\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eComplete repair solution\u003c\/strong\u003e — includes seal ring and gasket components for a thorough repair\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eStraightforward installation\u003c\/strong\u003e — no special tools required for most standard repair scenarios\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCost-effective maintenance\u003c\/strong\u003e — restore function without replacing the full rod assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e704-586 \/ 704586\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Rod\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Rod 704-551 (440 \/ 450 Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal \u0026amp; Rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite \/ Gray (as pictured)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 3mm deviation is within normal range\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Seal Ring Repair Kit (704-586 \/ 704586)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual colors may vary slightly from product images due to monitor settings and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow for slight measurement deviations due to manual measuring methods.\u003c\/li\u003e\n  \u003cli\u003eAlways verify your part number and rod dimensions before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/garden-pruner-shears-secateurs-bonsai-fruit-trees\"\u003eGarden Pruner Shears – Secateurs for Bonsai \u0026amp; Fruit Trees\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100-pcs-plant-support-clips-orchid-flower-vine-stem-garden\"\u003e100 PCS Plant Support Clips for Orchid, Flower \u0026amp; Vine Stems\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What equipment is the Seal Ring Repair Kit 704-586 compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This seal ring repair kit (Part No. 704-586 \/ 704586) is designed to fit Piston Rod 704-551, including 440 and 450 series plunger rod assemblies. Please verify your part number and exact dimensions before purchasing to ensure a proper fit.\u003c\/p\u003e\n\u003ch4\u003eQ: What materials are the seal rings and gaskets made from?\u003c\/h4\u003e\n\u003cp\u003eA: The repair kit components are made from a combination of metal and rubber, providing durable, long-lasting sealing performance suitable for demanding rod assembly applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Is any special tooling required to install this seal ring repair kit?\u003c\/h4\u003e\n\u003cp\u003eA: In most standard repair scenarios, no special tools are required. However, we recommend consulting your equipment's service manual and having basic mechanical tools on hand to ensure a proper and secure installation.\u003c\/p\u003e\n\u003ch4\u003eQ: What is included in the package?\u003c\/h4\u003e\n\u003cp\u003eA: Each package includes 1 × Seal Ring Repair Kit (704-586 \/ 704586), which contains the seal ring and gasket components needed for the repair. No additional seals or hardware are included.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What equipment is the Seal Ring Repair Kit 704-586 compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This seal ring repair kit (Part No. 704-586 \/ 704586) is designed to fit Piston Rod 704-551, including 440 and 450 series plunger rod assemblies. 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