{"product_id":"flanged-self-lubricating-copper-bushing-powder-metallurgy-sleeve-bearing","title":"Flanged Self-Lubricating Copper Bushing | Powder Metallurgy 5pk","description":"\u003cp\u003eUpgrade your mechanical assemblies with these \u003cstrong\u003eFlanged Self-Lubricating Copper Bushings\u003c\/strong\u003e — precision-engineered sintered bronze sleeve bearings manufactured via powder metallurgy. The porous copper matrix is impregnated with oil, allowing continuous self-lubrication during operation for smooth, low-friction performance without the need for external greasing.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building custom machinery, repairing equipment, or working on hobby projects, these stepped flange bushings deliver consistent, reliable results in rotary and linear motion applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Lubricating Design:\u003c\/strong\u003e Oil-impregnated sintered copper matrix provides continuous lubrication, reducing maintenance requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStepped Flange Profile:\u003c\/strong\u003e The integrated flange shoulder ensures precise axial positioning and secure seating in bores.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowder Metallurgy Construction:\u003c\/strong\u003e Sintered manufacturing process produces a uniform, porous structure for superior oil retention and consistent dimensional accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCopper Material:\u003c\/strong\u003e Excellent thermal conductivity and corrosion resistance for long service life in demanding environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Selection:\u003c\/strong\u003e Available in 17 size\/color-coded options to fit a broad range of shaft and housing dimensions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 5:\u003c\/strong\u003e Convenient multi-pack for projects requiring multiple replacements or spare stock.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eElectric motors and small appliances\u003c\/li\u003e\n  \u003cli\u003eCustom machinery and automation equipment\u003c\/li\u003e\n  \u003cli\u003e3D printers, CNC machines, and robotic assemblies\u003c\/li\u003e\n  \u003cli\u003eAutomotive components and hobby projects\u003c\/li\u003e\n  \u003cli\u003eFurniture hardware and sliding mechanisms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Sintered copper (powder metallurgy \/ oil-impregnated bronze)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flanged sleeve bushing with stepped flange\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 5 pieces per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Options:\u003c\/strong\u003e 17 size variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: As different monitors display colors differently, the actual product appearance may vary slightly from the images shown. Please refer to the size specifications when selecting your variant.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eFor more information on industrial bearing standards and best practices, visit the NIST Manufacturing Systems Division.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What is a flanged self-lubricating copper bushing and how does it work?\u003c\/h4\u003e\n\u003cp\u003eA: A flanged self-lubricating copper bushing is a sintered sleeve bearing made through powder metallurgy — a process where copper powder is compressed and heated to form a porous metal structure. The pores are then impregnated with oil. During operation, heat and pressure draw that oil to the bearing surface automatically, providing continuous lubrication without the need for external grease or oil application. The stepped flange provides a shoulder for secure axial positioning within a housing bore.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the 17 options available for these bushings?\u003c\/h4\u003e\n\u003cp\u003eA: The 17 options correspond to different size variants — typically varying inner diameter, outer diameter, and length dimensions — to suit a wide range of shaft and housing specifications. Please review the size chart in the product images or variant selector to choose the correct fit for your application.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bushings suitable for high-speed or high-load applications?\u003c\/h4\u003e\n\u003cp\u003eA: Sintered oil-impregnated copper bushings are well-suited for moderate-speed, moderate-load applications such as electric motors, small appliances, 3D printers, and hobby machinery. For extremely high-load or high-speed industrial applications, consult a bearing engineer to confirm suitability.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I install a flanged sleeve bushing?\u003c\/h4\u003e\n\u003cp\u003eA: Press-fit the bushing into the housing bore using a suitable arbor press or bench vise — avoid striking with a hammer to prevent deformation. Ensure the flange shoulder seats flush against the housing face. The shaft should have a smooth finish and a close running clearance with the bushing's inner diameter for optimal performance.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a flanged self-lubricating copper bushing and how does it work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A flanged self-lubricating copper bushing is a sintered sleeve bearing made through powder metallurgy — a process where copper powder is compressed and heated to form a porous metal structure. The pores are then impregnated with oil. During operation, heat and pressure draw that oil to the bearing surface automatically, providing continuous lubrication without the need for external grease or oil application. 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