{"product_id":"thk-hrw21-ca-linear-carriage-and-guide-rail-assembly","title":"THK HRW21-CA Linear Carriage And Guide Rail Assembly","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-15\" 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-15\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-15\" data-testid=\"conversation-turn-32\" 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=\"8935efba-1765-490d-af6d-f1a108b76658\" 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=\"712\"\u003eThe THK HRW21-CA Linear Carriage and Guide Rail is a precision wide-rail linear motion assembly consisting of an HRW21CA bearing block mounted on a 280 mm guide rail, providing smooth, rigid, and accurate linear travel for industrial \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003eautomation equipment\u003c\/a\u003e. Commonly installed in CNC machine tools, semiconductor equipment, packaging machinery, industrial robots, and precision inspection systems where compact, high-rigidity linear guidance is required. Maintenance teams, OEM machine builders, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this linear guide assembly for machine repairs, automation retrofits, replacement of worn guide systems, and precision motion upgrades. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"714\" data-end=\"731\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"733\" data-end=\"1141\"\u003eThe THK HRW21-CA Linear Carriage and Guide Rail is widely used in CNC machining centers, pick-and-place systems, semiconductor manufacturing equipment, laboratory automation, medical devices, packaging machinery, vision inspection equipment, and factory automation applications requiring a compact, low-profile linear guide with high rigidity and a 280 mm travel length. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1143\" data-end=\"1172\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1174\" data-end=\"2104\"\u003e• Manufacturer: THK Ltd.\u003cbr data-start=\"1198\" data-end=\"1201\"\u003e• Model: HRW21-CA\u003cbr data-start=\"1218\" data-end=\"1221\"\u003e• Product Type: Linear Carriage and Guide Rail Assembly\u003cbr data-start=\"1276\" data-end=\"1279\"\u003e• Series: HRW Wide-Rail LM Guide\u003cbr data-start=\"1311\" data-end=\"1314\"\u003e• Bearing Block Type: HRW21CA Flanged LM Block\u003cbr data-start=\"1360\" data-end=\"1363\"\u003e• Guide Type: Ball-Type Wide-Rail Linear Motion Guide\u003cbr data-start=\"1416\" data-end=\"1419\"\u003e• Rail Length: 280 mm\u003cbr data-start=\"1440\" data-end=\"1443\"\u003e• Rail Width: 37 mm\u003cbr data-start=\"1462\" data-end=\"1465\"\u003e• Rail Mounting: Bolt Fixed Through-Hole Mounting\u003cbr data-start=\"1514\" data-end=\"1517\"\u003e• Mounting Orientation: Top or Bottom Mounting\u003cbr data-start=\"1563\" data-end=\"1566\"\u003e• Load Direction: Four-Way Equal Load\u003cbr data-start=\"1603\" data-end=\"1606\"\u003e• Lubrication: Grease or Oil Lubrication Compatible\u003cbr data-start=\"1657\" data-end=\"1660\"\u003e• Standard Seal: UU Double End Seal\u003cbr data-start=\"1695\" data-end=\"1698\"\u003e• Operating Temperature: -20°C to 80°C\u003cbr data-start=\"1736\" data-end=\"1739\"\u003e• Material: Hardened Bearing Steel with Precision Ground Raceways\u003cbr data-start=\"1804\" data-end=\"1807\"\u003e• Features: Low-profile design, high rigidity, self-aligning capability, smooth operation, and high positioning accuracy\u003cbr data-start=\"1927\" data-end=\"1930\"\u003e• Typical Applications: CNC machinery, robotics, semiconductor equipment, medical devices, packaging systems, and industrial automation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2106\" data-end=\"2130\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2132\" data-end=\"2245\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• THK HRW21CAM Linear Guide Assembly\u003cbr data-start=\"2168\" data-end=\"2171\"\u003e• THK HRW21CR Linear Guide Assembly\u003cbr data-start=\"2206\" data-end=\"2209\"\u003e• THK HRW21CRM Linear Guide Assembly\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":"Used Surplus - Excellent Condition","offer_id":51713988722990,"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_9275abcd-311d-415b-ac50-f5ea2522ab72.jpg?v=1770413101","url":"https:\/\/plgautomation.com\/products\/thk-hrw21-ca-linear-carriage-and-guide-rail-assembly","provider":"PLG Automation ","version":"1.0","type":"link"}