{"product_id":"thomson-sb12-1b-sb12-shaft-support-block-end-support","title":"Thomson SB12-1B (SB12) Shaft Support Block (End Support)","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:f032c8f1-ba2a-491b-a06f-6cdfc6b22f6d-64\" 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:f032c8f1-ba2a-491b-a06f-6cdfc6b22f6d-64\" data-turn-id-container=\"request-WEB:f032c8f1-ba2a-491b-a06f-6cdfc6b22f6d-64\" 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=\"496dcb9e-200e-4039-a133-99604e5e8038\" 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=\"streaming-animation 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=\"595\"\u003eThe Thomson SB12-1B (SB12) Shaft Support Block is used to securely support and position 0.750-inch precision linear shafting in linear motion systems. Commonly installed in CNC machines, automated assembly equipment, conveyor systems, packaging machinery, and industrial automation applications using Thomson 60 Case® linear shafts. Maintenance teams and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this shaft support block for machine repairs, shaft support replacement, equipment retrofits, and new linear motion installations requiring rigid shaft mounting. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"597\" data-end=\"614\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"616\" data-end=\"1075\"\u003eThe Thomson SB12-1B (SB12) standard-profile shaft support block is designed to provide end or intermittent support for 3\/4-inch linear shafts where shaft deflection is minimal. It is widely used in linear guide assemblies, material handling systems, inspection equipment, CNC machinery, factory automation, and custom OEM equipment. The support block clamps the shaft securely while simplifying shaft alignment and installation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1077\" data-end=\"1106\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1108\" data-end=\"2021\"\u003e• Manufacturer: Thomson Industries, Inc.\u003cbr data-start=\"1148\" data-end=\"1151\"\u003e• Manufacturer Part Number (MPN): SB12-1B (SB12)\u003cbr data-start=\"1199\" data-end=\"1202\"\u003e• Product Type: Shaft Support Block (End Support)\u003cbr data-start=\"1251\" data-end=\"1254\"\u003e• Support Style: Standard Profile\u003cbr data-start=\"1287\" data-end=\"1290\"\u003e• Nominal Shaft Diameter: 0.750 in (19.05 mm)\u003cbr data-start=\"1335\" data-end=\"1338\"\u003e• Compatible Shafting: Thomson 60 Case® LinearRace® Shafting\u003cbr data-start=\"1398\" data-end=\"1401\"\u003e• Material: Malleable Iron\u003cbr data-start=\"1427\" data-end=\"1430\"\u003e• Finish: Painted \/ Corrosion-Resistant Coating\u003cbr data-start=\"1477\" data-end=\"1480\"\u003e• Overall Length: 2.750 in (69.85 mm)\u003cbr data-start=\"1517\" data-end=\"1520\"\u003e• Overall Height: 2.130 in (54.10 mm)\u003cbr data-start=\"1557\" data-end=\"1560\"\u003e• Shaft Center Height: 1.250 in (31.75 mm)\u003cbr data-start=\"1602\" data-end=\"1605\"\u003e• Mounting Hole Spacing: 2.000 in (50.80 mm)\u003cbr data-start=\"1649\" data-end=\"1652\"\u003e• Mounting Hole Diameter: 0.220 in\u003cbr data-start=\"1686\" data-end=\"1689\"\u003e• Mounting Bolt Size: #10\u003cbr data-start=\"1714\" data-end=\"1717\"\u003e• Number of Mounting Holes: 2\u003cbr data-start=\"1746\" data-end=\"1749\"\u003e• Weight: Approximately 0.50 lb (0.23 kg)\u003cbr data-start=\"1790\" data-end=\"1793\"\u003e• Features: Standard-profile design, rigid shaft clamping, easy installation, supports end or intermittent shaft mounting, designed for light-load applications with minimal shaft deflection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2023\" data-end=\"2047\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2049\" data-end=\"2140\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomson SB12-XS\u003cbr data-start=\"2066\" data-end=\"2069\"\u003e• Thomson ASB12\u003cbr data-start=\"2084\" data-end=\"2087\"\u003e• Thomson FSB12\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\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\n\u003c\/div\u003e","brand":"Thomson","offers":[{"title":"New","offer_id":51714019590446,"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_581e7c38-3781-439e-99c3-92f3ba879157.jpg?v=1770413953","url":"https:\/\/plgautomation.com\/products\/thomson-sb12-1b-sb12-shaft-support-block-end-support","provider":"PLG Automation ","version":"1.0","type":"link"}