{"product_id":"thk-hrw21ca1uugk-linear-rail-guide-carriage-block-bearing-module-hrw-21ca","title":"Thk HRW21CA1UU(GK) Linear Rail Guide Carriage Block Bearing Module HRW-21CA","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-16\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-16\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-16\" data-testid=\"conversation-turn-34\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"21a504d9-2bdf-4f77-946c-67bdd50379d7\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"720\"\u003eThe THK HRW21CA1UU(GK) Linear Rail Guide Carriage Block Bearing Module is a precision wide-rail linear motion bearing block designed for use with THK HRW21 guide rails, providing smooth, rigid, and accurate linear movement in industrial automation systems. Commonly installed in CNC machine tools, semiconductor equipment, packaging machinery, industrial robots, medical devices, and precision inspection systems requiring compact, high-load linear guidance. Maintenance teams, OEM machine builders, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this carriage block for machine repairs, replacement of worn linear bearings, automation retrofits, and precision motion system upgrades. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"722\" data-end=\"739\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"741\" data-end=\"1168\"\u003eThe THK HRW21CA1UU(GK) Linear Guide Carriage Block is widely used in CNC machining centers, robotic positioning systems, semiconductor manufacturing equipment, pick-and-place machines, automated assembly lines, packaging machinery, laboratory automation, and factory automation applications where a compact, high-rigidity linear guide block with four-way equal load capability is required. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1170\" data-end=\"1199\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1201\" data-end=\"2101\"\u003e• Manufacturer: THK Ltd.\u003cbr data-start=\"1225\" data-end=\"1228\"\u003e• Manufacturer Part Number (MPN): HRW21CA1UU(GK)\u003cbr data-start=\"1276\" data-end=\"1279\"\u003e• Brand: THK\u003cbr data-start=\"1291\" data-end=\"1294\"\u003e• Product Type: Linear Rail Guide Carriage Block (LM Block)\u003cbr data-start=\"1353\" data-end=\"1356\"\u003e• Series: HRW\u003cbr data-start=\"1369\" data-end=\"1372\"\u003e• Model: HRW21CA1UU(GK)\u003cbr data-start=\"1395\" data-end=\"1398\"\u003e• Compatible Rail Size: HRW21 (21 mm)\u003cbr data-start=\"1435\" data-end=\"1438\"\u003e• Guide Type: Wide-Rail Recirculating Ball Linear Guide\u003cbr data-start=\"1493\" data-end=\"1496\"\u003e• Block Type: CA Flanged Carriage Block\u003cbr data-start=\"1535\" data-end=\"1538\"\u003e• Seal Type: UU (Double End Seals)\u003cbr data-start=\"1572\" data-end=\"1575\"\u003e• Grease Option: GK Factory Grease Specification\u003cbr data-start=\"1623\" data-end=\"1626\"\u003e• Carriage Height: 21 mm\u003cbr data-start=\"1650\" data-end=\"1653\"\u003e• Carriage Width: 68 mm\u003cbr data-start=\"1676\" data-end=\"1679\"\u003e• Carriage Length: 58.8 mm\u003cbr data-start=\"1705\" data-end=\"1708\"\u003e• Dynamic Load Rating: 8.02 kN\u003cbr data-start=\"1738\" data-end=\"1741\"\u003e• Static Load Rating: 12.9 kN\u003cbr data-start=\"1770\" data-end=\"1773\"\u003e• Weight: Approximately 0.25 kg\u003cbr data-start=\"1804\" data-end=\"1807\"\u003e• Mounting Style: Top or Bottom Mounting via Flanged Block\u003cbr data-start=\"1865\" data-end=\"1868\"\u003e• Operating Temperature: -20°C to 80°C\u003cbr data-start=\"1906\" data-end=\"1909\"\u003e• Material: Hardened Bearing Steel\u003cbr data-start=\"1943\" data-end=\"1946\"\u003e• Features: Four-way equal load design, high rigidity, smooth operation, low friction, and high positioning accuracy. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2103\" data-end=\"2127\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2129\" data-end=\"2194\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• THK HRW21CAMUU(GK)\u003cbr data-start=\"2149\" data-end=\"2152\"\u003e• THK HRW21CRUU(GK)\u003cbr data-start=\"2171\" data-end=\"2174\"\u003e• THK HRW21CRMUU(GK)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"THK","offers":[{"title":"New","offer_id":51713988690222,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_c1c9033f-9bbb-4d54-8655-e9c6744694b1.jpg?v=1770413100","url":"https:\/\/plgautomation.com\/products\/thk-hrw21ca1uugk-linear-rail-guide-carriage-block-bearing-module-hrw-21ca","provider":"PLG Automation ","version":"1.0","type":"link"}