{"product_id":"thk-hsr20r1ss-gk-precision-linear-guide-block","title":"THK HSR20R1SS-GK Precision Linear Guide Block","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-44\" 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-44\" data-turn-id-container=\"request-WEB:d1def498-0850-425e-b960-8dc742a455ff-44\" data-testid=\"conversation-turn-90\" 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=\"89876561-ac96-48cd-bd53-5ae25ee605b6\" 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=\"787\"\u003eThe THK HSR20R1SS(GK) Linear Guide Block is a compact narrow-type precision recirculating ball linear motion bearing designed for use with THK HSR20 series guide rails. As part of THK's Global Standard (GK) interchangeable series, it features an R-type narrow carriage with threaded mounting holes and SS sealing (end, side, and inner seals) for superior protection against contaminants while delivering smooth, high-precision linear motion. Commonly installed in CNC machine tools, semiconductor equipment, industrial robots, medical equipment, and factory automation systems, this bearing block is used by maintenance teams, OEM machine builders, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e for equipment repair, retrofit, expansion, and replacement. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"789\" data-end=\"806\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"808\" data-end=\"1372\"\u003eThe THK HSR20R1SS(GK) Linear Guide Block is ideal for compact automation systems, CNC machining centers, semiconductor manufacturing equipment, robotic positioning systems, medical devices, inspection machines, packaging equipment, and precision linear motion applications where installation space is limited but high rigidity, smooth travel, and accurate positioning are required. The narrow R-type design allows installation in applications with restricted table width while maintaining THK's four-way equal load capability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1374\" data-end=\"1403\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1405\" data-end=\"2554\"\u003e• Manufacturer: THK Ltd.\u003cbr data-start=\"1429\" data-end=\"1432\"\u003e• Brand: THK\u003cbr data-start=\"1444\" data-end=\"1447\"\u003e• Manufacturer Part Number: HSR20R1SS(GK)\u003cbr data-start=\"1488\" data-end=\"1491\"\u003e• Product Type: Linear Guide Block (LM Guide Carriage)\u003cbr data-start=\"1545\" data-end=\"1548\"\u003e• Series: HSR Global Standard (GK)\u003cbr data-start=\"1582\" data-end=\"1585\"\u003e• Block Style: R (Narrow Type)\u003cbr data-start=\"1615\" data-end=\"1618\"\u003e• Rail Compatibility: THK HSR20 Series (20 mm Rail)\u003cbr data-start=\"1669\" data-end=\"1672\"\u003e• Guide Type: Precision Recirculating Ball Linear Guide\u003cbr data-start=\"1727\" data-end=\"1730\"\u003e• Interchangeable: Yes (GK Series)\u003cbr data-start=\"1764\" data-end=\"1767\"\u003e• Seal Configuration: SS (End Seals + Side Seals + Inner Seals)\u003cbr data-start=\"1830\" data-end=\"1833\"\u003e• Overall Height (M): 30 mm\u003cbr data-start=\"1860\" data-end=\"1863\"\u003e• Block Width (W): 44 mm\u003cbr data-start=\"1887\" data-end=\"1890\"\u003e• Block Length (L): 74 mm\u003cbr data-start=\"1915\" data-end=\"1918\"\u003e• Carriage Height (K): 26 mm\u003cbr data-start=\"1946\" data-end=\"1949\"\u003e• Mounting Dimensions (B × C): 32 mm × 36 mm\u003cbr data-start=\"1993\" data-end=\"1996\"\u003e• Mounting Thread: M5 × 6 mm\u003cbr data-start=\"2024\" data-end=\"2027\"\u003e• Rail Width: 20 mm\u003cbr data-start=\"2046\" data-end=\"2049\"\u003e• Rail Height: 18 mm\u003cbr data-start=\"2069\" data-end=\"2072\"\u003e• Rail Mounting Hole Pitch: 60 mm\u003cbr data-start=\"2105\" data-end=\"2108\"\u003e• Basic Dynamic Load Rating: 19.8 kN\u003cbr data-start=\"2144\" data-end=\"2147\"\u003e• Basic Static Load Rating: 27.4 kN\u003cbr data-start=\"2182\" data-end=\"2185\"\u003e• Block Weight: Approximately 0.25 kg\u003cbr data-start=\"2222\" data-end=\"2225\"\u003e• Material: Hardened Bearing Steel\u003cbr data-start=\"2259\" data-end=\"2262\"\u003e• Standard Grease Nipple: B-M6F\u003cbr data-start=\"2293\" data-end=\"2296\"\u003e• Operating Temperature: -20°C to +80°C\u003cbr data-start=\"2335\" data-end=\"2338\"\u003e• Features: Four-way equal load design, compact narrow profile, self-aligning capability, interchangeable GK design, high rigidity, low-friction operation, and long service life. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2556\" data-end=\"2580\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2582\" data-end=\"2733\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• THK HSR20R1UU(GK) Linear Guide Block\u003cbr data-start=\"2620\" data-end=\"2623\"\u003e• THK HSR20C1SS(GK) Linear Guide Block\u003cbr data-start=\"2661\" data-end=\"2664\"\u003e• THK SHS20R Linear Guide Block\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":51713987739950,"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_d1e24bd0-caa3-40c6-8486-ef291168902d.jpg?v=1770413070","url":"https:\/\/plgautomation.com\/products\/thk-hsr20r1ss-gk-precision-linear-guide-block","provider":"PLG Automation ","version":"1.0","type":"link"}