{"product_id":"thomson-spb12-super-ball-bushing-linear-bearing-pillow-block","title":"Thomson SPB12 Super Ball Bushing Linear Bearing Pillow Block","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-6a5a4e3c-aefc-83ec-89d6-6e03135541eb-6\" 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-6a5a4e3c-aefc-83ec-89d6-6e03135541eb-6\" data-turn-id-container=\"request-6a5a4e3c-aefc-83ec-89d6-6e03135541eb-6\" data-testid=\"conversation-turn-66\" 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=\"5ce4e355-140e-43f3-a8ce-eae3b6b6ee82\" 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=\"778\"\u003eThe Thomson SPB12 Super Ball Bushing Linear Bearing Pillow Block is used in precision linear motion systems requiring smooth, low-friction travel on a 0.750-inch precision shaft. Commonly installed in CNC machines, factory \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003eautomation equipment\u003c\/a\u003e, packaging machinery, robotics, material handling systems, and custom linear guide assemblies, this self-aligning closed pillow block combines a Super Ball Bushing bearing with an aluminum housing to provide accurate shaft alignment, high load capacity, and long service life. Maintenance teams, OEM machine builders, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this bearing assembly for equipment repair, linear bearing replacement, machine retrofits, and precision motion control applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"780\" data-end=\"797\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"799\" data-end=\"1269\"\u003eThe Thomson SPB12 is commonly used in CNC machining centers, automated assembly equipment, packaging machinery, semiconductor manufacturing, medical equipment, woodworking machinery, and material handling systems where a self-aligning linear pillow block bearing is required for 0.750-inch precision shafting. Its closed housing design helps protect the bearing from contaminants while maintaining smooth and accurate linear motion. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1271\" data-end=\"1300\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1302\" data-end=\"2181\"\u003e• Manufacturer Part Number (MPN): SPB12\u003cbr data-start=\"1341\" data-end=\"1344\"\u003e• Brand: Thomson\u003cbr data-start=\"1360\" data-end=\"1363\"\u003e• Product Type: Super Ball Bushing Linear Bearing Pillow Block\u003cbr data-start=\"1425\" data-end=\"1428\"\u003e• Bearing Type: Closed Linear Ball Bushing\u003cbr data-start=\"1470\" data-end=\"1473\"\u003e• Housing Style: Single Pillow Block\u003cbr data-start=\"1509\" data-end=\"1512\"\u003e• Housing Material: Aluminum Alloy\u003cbr data-start=\"1546\" data-end=\"1549\"\u003e• Nominal Shaft Diameter: 0.750 in (19.05 mm)\u003cbr data-start=\"1594\" data-end=\"1597\"\u003e• Self-Aligning: Yes\u003cbr data-start=\"1617\" data-end=\"1620\"\u003e• Adjustable: No\u003cbr data-start=\"1636\" data-end=\"1639\"\u003e• Configuration: Closed Type\u003cbr data-start=\"1667\" data-end=\"1670\"\u003e• Overall Length: 2.060 in (52.32 mm)\u003cbr data-start=\"1707\" data-end=\"1710\"\u003e• Overall Height: 1.750 in (44.45 mm)\u003cbr data-start=\"1747\" data-end=\"1750\"\u003e• Flange Width: 2.750 in (69.85 mm)\u003cbr data-start=\"1785\" data-end=\"1788\"\u003e• Mounting Hole Centers: 1.250 in (31.75 mm)\u003cbr data-start=\"1832\" data-end=\"1835\"\u003e• Mounting Hole Diameter: 0.190 in (#8)\u003cbr data-start=\"1874\" data-end=\"1877\"\u003e• Dynamic Load Capacity: 600 lbf (2,669 N)\u003cbr data-start=\"1919\" data-end=\"1922\"\u003e• Maximum Operating Temperature: 185°F (85°C)\u003cbr data-start=\"1967\" data-end=\"1970\"\u003e• Compatible Shaft Class: Thomson Class L Precision Shafting\u003cbr data-start=\"2030\" data-end=\"2033\"\u003e• Weight: 0.60 lb (0.272 kg)\u003cbr data-start=\"2061\" data-end=\"2064\"\u003e• Integral Double-Acting Seals\u003cbr data-start=\"2094\" data-end=\"2097\"\u003e• Application: Precision Linear Motion Systems \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2183\" data-end=\"2207\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2209\" data-end=\"2307\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomson SPB12ADJ\u003cbr data-start=\"2227\" data-end=\"2230\"\u003e• Thomson SPB12-DP\u003cbr data-start=\"2248\" data-end=\"2251\"\u003e• Thomson SPB12-NB\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":"Thompson","offers":[{"title":"New","offer_id":51714012217646,"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_6941983b-09d3-4898-ae04-92f96f708406.jpg?v=1770413720","url":"https:\/\/plgautomation.com\/products\/thomson-spb12-super-ball-bushing-linear-bearing-pillow-block","provider":"PLG Automation ","version":"1.0","type":"link"}