{"product_id":"kande-gr19-xl1-d40l66-flexible-jaw-spider-steel-shaft-coupler-cnc-ballscrew","title":"KANDE GR19 D40L66 Flexible Jaw Spider Steel Shaft Coupler CNC","description":"\n\u003ch2\u003eKANDE GR19 XL1 D40L66 Flexible Jaw Spider Steel Shaft Coupler for CNC \u0026amp; Ballscrew Motors\u003c\/h2\u003e\n\n\u003cp\u003eUpgrade your CNC machine, motor drive, or ballscrew assembly with the \u003cstrong\u003eKANDE GR19 XL1 D40L66 Flexible Jaw Spider Steel Shaft Coupler\u003c\/strong\u003e. Engineered from high-quality steel, this jaw\/spider-type flexible coupling delivers reliable torque transmission while compensating for minor shaft misalignment — keeping your motion control systems running smoothly and efficiently.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in a wide range of bore sizes — \u003cstrong\u003e8, 10, 12, 14, 16, 18, 20, and 24mm\u003c\/strong\u003e — this coupler is a versatile fit for stepper motors, servo motors, lead screws, and ballscrew setups commonly found in CNC routers, laser engravers, 3D printers, and industrial automation equipment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e GR19 XL1 D40L66 — Outer Diameter 40mm, Length 66mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable steel construction for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flexible Jaw \/ Spider (Plum-style) Coupling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Sizes:\u003c\/strong\u003e 8 \/ 10 \/ 12 \/ 14 \/ 16 \/ 18 \/ 20 \/ 24mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexibility:\u003c\/strong\u003e Absorbs vibration and compensates for angular, parallel, and axial misalignment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e Meets standard coupling specifications for easy integration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KANDE BEARINGS — a trusted name in motion control components\u003c\/li\u003e\n  \u003cli\u003eNo high-concern chemicals — safe for workshop and industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Is a Jaw Spider Coupler?\u003c\/h3\u003e\n\u003cp\u003eA jaw (spider\/plum) coupling consists of two steel hubs and a flexible elastomer spider insert. This design allows the coupler to transmit torque efficiently while dampening vibration and accommodating shaft misalignment. It's the go-to choice for CNC builders and machine engineers who need precision motion with built-in tolerance for real-world shaft alignment imperfections.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers \u0026amp; milling machines\u003c\/li\u003e\n  \u003cli\u003eBallscrew \u0026amp; lead screw drives\u003c\/li\u003e\n  \u003cli\u003eStepper motor \u0026amp; servo motor connections\u003c\/li\u003e\n  \u003cli\u003e3D printers \u0026amp; laser engravers\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation \u0026amp; robotics\u003c\/li\u003e\n  \u003cli\u003ePumps, conveyors, and general power transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x KANDE GR19 XL1 D40L66 Flexible Jaw Spider Steel Shaft Coupler (bore size as selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\n\u003c\/p\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 bore sizes does the KANDE GR19 D40L66 jaw coupler come in?\u003c\/h4\u003e\n\u003cp\u003eA: This flexible jaw spider shaft coupler is available in bore sizes of 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, and 24mm. Simply select the bore diameter that matches your motor shaft or ballscrew shaft when ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this coupler compatible with CNC stepper and servo motors?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The KANDE GR19 XL1 D40L66 flexible jaw coupler is specifically designed for use in CNC builds, including stepper motor and servo motor shaft connections, ballscrew drives, and lead screw assemblies. Its flexible jaw\/spider design accommodates minor misalignment without sacrificing torque transmission.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the outer diameter and length of this coupler?\u003c\/h4\u003e\n\u003cp\u003eA: The model designation D40L66 tells you everything — the outer diameter is \u003cstrong\u003e40mm\u003c\/strong\u003e and the total length is \u003cstrong\u003e66mm\u003c\/strong\u003e. These are standard dimensions for medium-duty CNC and automation coupling applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is this shaft coupler made from?\u003c\/h4\u003e\n\u003cp\u003eA: The KANDE GR19 XL1 D40L66 coupler hubs are made from \u003cstrong\u003esteel\u003c\/strong\u003e, offering excellent strength and durability for demanding motion control and power transmission environments.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What bore sizes does the KANDE GR19 D40L66 jaw coupler come in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This flexible jaw spider shaft coupler is available in bore sizes of 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, and 24mm. Simply select the bore diameter that matches your motor shaft or ballscrew shaft when ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Is this coupler compatible with CNC stepper and servo motors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The KANDE GR19 XL1 D40L66 flexible jaw coupler is specifically designed for use in CNC builds, including stepper motor and servo motor shaft connections, ballscrew drives, and lead screw assemblies. Its flexible jaw\/spider design accommodates minor misalignment without sacrificing torque transmission.\"}}, {\"@type\": \"Question\", \"name\": \"What are the outer diameter and length of this coupler?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The model designation D40L66 tells you everything — the outer diameter is 40mm and the total length is 66mm. These are standard dimensions for medium-duty CNC and automation coupling applications.\"}}, {\"@type\": \"Question\", \"name\": \"What material is this shaft coupler made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The KANDE GR19 XL1 D40L66 coupler hubs are made from steel, offering excellent strength and durability for demanding motion control and power transmission environments.\"}}]}\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:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"KANDE GR19 D40L66 Flexible Jaw Spider Steel Shaft Coupler CNC\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kande-gr19-xl1-d40l66-flexible-jaw-spider-steel-shaft-coupler-cnc-ballscrew\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"14x16","offer_id":57606206554278,"sku":"1005007219154008-14x16","price":40.82,"currency_code":"USD","in_stock":true},{"title":"14x18","offer_id":57606206587046,"sku":"1005007219154008-14x18","price":39.1,"currency_code":"USD","in_stock":true},{"title":"14x20","offer_id":57606206619814,"sku":"1005007219154008-14x20","price":48.12,"currency_code":"USD","in_stock":true},{"title":"14x22","offer_id":57606206652582,"sku":"1005007219154008-14x22","price":47.84,"currency_code":"USD","in_stock":true},{"title":"12x20","offer_id":57606206685350,"sku":"1005007219154008-12x20","price":47.76,"currency_code":"USD","in_stock":true},{"title":"12x22","offer_id":57606206718118,"sku":"1005007219154008-12x22","price":67.27,"currency_code":"USD","in_stock":true},{"title":"12x24","offer_id":57606206750886,"sku":"1005007219154008-12x24","price":45.45,"currency_code":"USD","in_stock":true},{"title":"14x14","offer_id":57606206783654,"sku":"1005007219154008-14x14","price":64.8,"currency_code":"USD","in_stock":true},{"title":"22x22","offer_id":57606206816422,"sku":"1005007219154008-22x22","price":43.85,"currency_code":"USD","in_stock":true},{"title":"24x24","offer_id":57606206849190,"sku":"1005007219154008-24x24","price":43.13,"currency_code":"USD","in_stock":true},{"title":"other","offer_id":57606206881958,"sku":"1005007219154008-other","price":48.36,"currency_code":"USD","in_stock":true},{"title":"14x25","offer_id":57606206914726,"sku":"1005007219154008-14x25","price":42.97,"currency_code":"USD","in_stock":true},{"title":"16x16","offer_id":57606206947494,"sku":"1005007219154008-16x16","price":48.52,"currency_code":"USD","in_stock":true},{"title":"18x18","offer_id":57606206980262,"sku":"1005007219154008-18x18","price":48.0,"currency_code":"USD","in_stock":true},{"title":"20x20","offer_id":57606207013030,"sku":"1005007219154008-20x20","price":45.01,"currency_code":"USD","in_stock":true},{"title":"10x10","offer_id":57606207045798,"sku":"1005007219154008-10x10","price":67.27,"currency_code":"USD","in_stock":true},{"title":"10x12","offer_id":57606207078566,"sku":"1005007219154008-10x12","price":51.75,"currency_code":"USD","in_stock":true},{"title":"10x14","offer_id":57606207111334,"sku":"1005007219154008-10x14","price":51.43,"currency_code":"USD","in_stock":true},{"title":"10x16","offer_id":57606207144102,"sku":"1005007219154008-10x16","price":67.27,"currency_code":"USD","in_stock":true},{"title":"8x18","offer_id":57606207176870,"sku":"1005007219154008-8x18","price":67.27,"currency_code":"USD","in_stock":true},{"title":"8x20","offer_id":57606207209638,"sku":"1005007219154008-8x20","price":43.69,"currency_code":"USD","in_stock":true},{"title":"8x22","offer_id":57606207242406,"sku":"1005007219154008-8x22","price":67.27,"currency_code":"USD","in_stock":true},{"title":"8x24","offer_id":57606207275174,"sku":"1005007219154008-8x24","price":67.27,"currency_code":"USD","in_stock":true},{"title":"12x12","offer_id":57606207307942,"sku":"1005007219154008-12x12","price":66.27,"currency_code":"USD","in_stock":true},{"title":"12x14","offer_id":57606207340710,"sku":"1005007219154008-12x14","price":50.99,"currency_code":"USD","in_stock":true},{"title":"12x16","offer_id":57606207373478,"sku":"1005007219154008-12x16","price":49.24,"currency_code":"USD","in_stock":true},{"title":"12x18","offer_id":57606207406246,"sku":"1005007219154008-12x18","price":40.06,"currency_code":"USD","in_stock":true},{"title":"10x18","offer_id":57606207439014,"sku":"1005007219154008-10x18","price":67.27,"currency_code":"USD","in_stock":true},{"title":"10x20","offer_id":57606207471782,"sku":"1005007219154008-10x20","price":67.27,"currency_code":"USD","in_stock":true},{"title":"10x22","offer_id":57606207504550,"sku":"1005007219154008-10x22","price":47.96,"currency_code":"USD","in_stock":true},{"title":"10x24","offer_id":57606207537318,"sku":"1005007219154008-10x24","price":67.27,"currency_code":"USD","in_stock":true},{"title":"8x10","offer_id":57606207570086,"sku":"1005007219154008-8x10","price":45.73,"currency_code":"USD","in_stock":true},{"title":"8x12","offer_id":57606207602854,"sku":"1005007219154008-8x12","price":42.21,"currency_code":"USD","in_stock":true},{"title":"8x14","offer_id":57606207635622,"sku":"1005007219154008-8x14","price":47.6,"currency_code":"USD","in_stock":true},{"title":"8x16","offer_id":57606207668390,"sku":"1005007219154008-8x16","price":47.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S56e66a5554f044d4bdba12f0a6efb0985.webp?v=1791728524","url":"https:\/\/richiesmart.com\/products\/kande-gr19-xl1-d40l66-flexible-jaw-spider-steel-shaft-coupler-cnc-ballscrew","provider":"Richie's","version":"1.0","type":"link"}