{"product_id":"oil-free-air-compressor-cylinder-piston-ring-kit-550w-1500w","title":"Oil-Free Air Compressor Cylinder \u0026 Piston Ring Kit 550W–1500W","description":"\n\u003ch2\u003eOil-Free Air Compressor Cylinder Sleeve \u0026amp; Piston Ring Replacement Kit\u003c\/h2\u003e\n\u003cp\u003eKeep your oil-free air compressor running at peak performance with this precision-engineered cylinder sleeve and piston ring replacement kit. Compatible with a wide range of compressor wattages from 550W to 1500W, this complete 6-piece set gives you everything needed for a reliable, leak-free rebuild — saving you the cost of a full compressor replacement.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Kit?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Manufacturing:\u003c\/strong\u003e Tight tolerances ensure a proper fit and long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Comes with cylinder sleeve, piston ring, and 4 nitrile rubber sealing gaskets — everything you need in one package.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNitrile Rubber Seals:\u003c\/strong\u003e Durable NBR sealing rings resist wear, heat, and compression, maintaining a consistent airtight seal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Size Options:\u003c\/strong\u003e Four size variants to match your specific compressor model's wattage and cylinder dimensions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Term Reliability:\u003c\/strong\u003e Quality rubber construction designed for extended, repeated use under compressor operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSize Guide — Choose Your Compressor Wattage\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#f4f4f4\"\u003e\n      \u003cth style=\"border:1px solid #ddd;padding:8px;text-align:left;\"\u003eDimensions (mm)\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ddd;padding:8px;text-align:left;\"\u003eCompatible Wattage\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e63.5 × 69 × 24.5 mm\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e550W \/ 600W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f9f9f9\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e63.5 × 69 × 47.5 mm\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e750W \/ 950W \/ 980W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e63.5 × 69 × 50 mm\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e1100W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f9f9f9\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e69 × 75 × 47.5 mm\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e1500W\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Oil-Free Cylinder Sleeve + Piston Ring Kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Nitrile Rubber (NBR)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 6 pcs\/set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Compressor Types:\u003c\/strong\u003e Oil-free air compressors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Cylinder Sleeve\u003c\/li\u003e\n  \u003cli\u003e1 × Piston Ring\u003c\/li\u003e\n  \u003cli\u003e2 × O-shaped Gaskets\u003c\/li\u003e\n  \u003cli\u003e1 × Catheter Gasket\u003c\/li\u003e\n  \u003cli\u003e1 × Square Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePlease verify your compressor's cylinder dimensions before ordering — refer to the size guide above.\u003c\/li\u003e\n  \u003cli\u003eSlight color variation may occur due to monitor display settings.\u003c\/li\u003e\n  \u003cli\u003eAllow ±1–2 mm tolerance for manual measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inch-threaded-brass-ball-valve-water-gas-oil-flow-control\"\u003e1-Inch Threaded Brass Ball Valve – Water, Gas \u0026amp; Oil Flow Control\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-1-4-inch-adjustable-washbasin-siphon-trap-leak-proof-silicone-seal\"\u003e1-1\/4\" Adjustable Washbasin Siphon Trap | Leak-Proof Silicone\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general guidance on safe use of air compressors and compressed air equipment, refer to the OSHA Compressed Air Safety resource.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Components_of_jet_engines\" target=\"_blank\" rel=\"noopener\"\u003eComponents of jet engines\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: How do I know which cylinder kit size is right for my oil-free air compressor?\u003c\/h4\u003e\n\u003cp\u003eA: Match the kit size to your compressor's wattage. Use the 63.5×69×24.5 mm kit for 550W–600W units, the 63.5×69×47.5 mm kit for 750W–980W units, the 63.5×69×50 mm kit for 1100W units, and the 69×75×47.5 mm kit for 1500W compressors. If unsure, measure your existing cylinder sleeve dimensions directly before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sealing rings are included in this air compressor piston ring kit?\u003c\/h4\u003e\n\u003cp\u003eA: Each kit includes 4 nitrile rubber (NBR) sealing rings: 2 O-shaped gaskets, 1 catheter gasket, and 1 square gasket — providing a comprehensive seal set for a complete cylinder rebuild.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this kit suitable for oil-lubricated air compressors?\u003c\/h4\u003e\n\u003cp\u003eA: No — this kit is specifically designed for \u003cstrong\u003eoil-free air compressors\u003c\/strong\u003e. The piston ring and cylinder sleeve materials are matched to oil-free operating conditions. Using it in an oil-lubricated compressor is not recommended.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I install this cylinder and piston ring kit myself?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, with basic mechanical skills and the right tools, this kit can be installed as a DIY replacement. Ensure the compressor is fully depressurized and disconnected from power before beginning any repair. If you are unsure, consult a qualified technician.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How do I know which cylinder kit size is right for my oil-free air compressor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Match the kit size to your compressor's wattage. Use the 63.5×69×24.5 mm kit for 550W–600W units, the 63.5×69×47.5 mm kit for 750W–980W units, the 63.5×69×50 mm kit for 1100W units, and the 69×75×47.5 mm kit for 1500W compressors. If unsure, measure your existing cylinder sleeve dimensions directly before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"What sealing rings are included in this air compressor piston ring kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each kit includes 4 nitrile rubber (NBR) sealing rings: 2 O-shaped gaskets, 1 catheter gasket, and 1 square gasket — providing a comprehensive seal set for a complete cylinder rebuild.\"}}, {\"@type\": \"Question\", \"name\": \"Is this kit suitable for oil-lubricated air compressors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this kit is specifically designed for oil-free air compressors. The piston ring and cylinder sleeve materials are matched to oil-free operating conditions. Using it in an oil-lubricated compressor is not recommended.\"}}, {\"@type\": \"Question\", \"name\": \"Can I install this cylinder and piston ring kit myself?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, with basic mechanical skills and the right tools, this kit can be installed as a DIY replacement. Ensure the compressor is fully depressurized and disconnected from power before beginning any repair. If you are unsure, consult a qualified technician.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Sewing \u0026 Hand Tools\", \"item\": \"https:\/\/oasis-select.com\/collections\/sewing-hand-tools\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Oil-Free Air Compressor Cylinder \u0026 Piston Ring Kit 550W–1500W\", \"item\": \"https:\/\/oasis-select.com\/products\/oil-free-air-compressor-cylinder-piston-ring-kit-550w-1500w\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"For 750W","offer_id":47748713906281,"sku":"14:10#For 750W","price":16.03,"currency_code":"USD","in_stock":true},{"title":"For 1100W","offer_id":47748713939049,"sku":"14:173#For 1100W","price":16.03,"currency_code":"USD","in_stock":true},{"title":"For 550W","offer_id":47748713971817,"sku":"14:201441572#For 550W","price":16.03,"currency_code":"USD","in_stock":true},{"title":"For 1500W","offer_id":47748714004585,"sku":"14:193#For 1500W","price":16.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S3abafe2ec75e4a36a4726f49259904f7X.webp?v=1783087805","url":"https:\/\/oasis-select.com\/products\/oil-free-air-compressor-cylinder-piston-ring-kit-550w-1500w","provider":"Oasis Select","version":"1.0","type":"link"}