{"product_id":"thomson-linear-motion-7828131-ball-spline-assembly","title":"Thomson Linear Motion 7828131 Ball Spline Assembly","description":"\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-6a543e2e-ad68-83ec-81c7-4181a26e8b02-103\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-testid=\"conversation-turn-108\" data-turn-id-container=\"request-6a543e2e-ad68-83ec-81c7-4181a26e8b02-103\" data-turn-id=\"request-6a543e2e-ad68-83ec-81c7-4181a26e8b02-103\" dir=\"auto\" 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)))]\"\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 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\" data-conversation-screenshot-content=\"\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv 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\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"0330a906-e143-4f00-9b95-b336c7329c2b\" data-message-author-role=\"assistant\" 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-end=\"16\" data-start=\"0\" data-section-id=\"17lc1ru\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"689\" data-start=\"18\"\u003eThe Thomson Linear Motion 7828131 Ball Spline Assembly is used in precision linear motion systems to provide smooth linear travel while simultaneously transmitting high torsional loads through a splined shaft. Commonly installed in CNC machine tools, robotic automation systems, material handling equipment, packaging machinery, and industrial positioning systems requiring simultaneous linear and rotary motion. Maintenance teams, OEM machine builders, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this ball spline assembly for replacement of worn spline bearings, machine retrofits, motion control upgrades, and restoration of precision linear motion performance. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"708\" data-start=\"691\" data-section-id=\"5ms9th\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"1101\" data-start=\"710\"\u003eThe Thomson Linear Motion 7828131 Ball Spline Assembly is commonly used in CNC machining centers, robotic transfer systems, automated assembly equipment, semiconductor manufacturing machinery, packaging equipment, indexing systems, inspection machines, and industrial automation applications requiring high-speed, anti-friction linear motion with torque transmission. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1132\" data-start=\"1103\" data-section-id=\"5hg6bl\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"2104\" data-start=\"1134\"\u003e• Manufacturer: Thomson Linear Motion\u003cbr data-end=\"1174\" data-start=\"1171\"\u003e• Part Number: 7828131\u003cbr data-end=\"1199\" data-start=\"1196\"\u003e• Product Type: Ball Spline Outer Race Assembly\u003cbr data-end=\"1249\" data-start=\"1246\"\u003e• Series: Precision Ball Spline\u003cbr data-end=\"1283\" data-start=\"1280\"\u003e• Configuration: Outer Race Only (No Inner Spline Shaft)\u003cbr data-end=\"1342\" data-start=\"1339\"\u003e• Spline Nominal Diameter: 1.000 in\u003cbr data-end=\"1380\" data-start=\"1377\"\u003e• Outside Diameter: 1.906 in\u003cbr data-end=\"1411\" data-start=\"1408\"\u003e• Overall Length: 2.598 in\u003cbr data-end=\"1440\" data-start=\"1437\"\u003e• Body Length (L1): 2.068 in\u003cbr data-end=\"1471\" data-start=\"1468\"\u003e• Root Diameter: 0.800 in\u003cbr data-end=\"1499\" data-start=\"1496\"\u003e• Number of Active Races: 6\u003cbr data-end=\"1529\" data-start=\"1526\"\u003e• Ball Diameter: 0.187 in\u003cbr data-end=\"1557\" data-start=\"1554\"\u003e• Number of Balls: 156\u003cbr data-end=\"1582\" data-start=\"1579\"\u003e• Keyway Size: 0.250 × 0.125 × 1.625 in\u003cbr data-end=\"1624\" data-start=\"1621\"\u003e• Preload: Non-Preloaded\u003cbr data-end=\"1651\" data-start=\"1648\"\u003e• Return Style: End Cap\u003cbr data-end=\"1677\" data-start=\"1674\"\u003e• Material: Steel\u003cbr data-end=\"1697\" data-start=\"1694\"\u003e• Dynamic Torque Capacity: 2,600 in-lb\u003cbr data-end=\"1738\" data-start=\"1735\"\u003e• Static Torque Capacity: 7,800 in-lb\u003cbr data-end=\"1778\" data-start=\"1775\"\u003e• Maximum Diametral Lash: 0.005 in\u003cbr data-end=\"1815\" data-start=\"1812\"\u003e• Maximum Operating Temperature: 300°F (149°C)\u003cbr data-end=\"1864\" data-start=\"1861\"\u003e• Weight: 0.92 lb\u003cbr data-end=\"1884\" data-start=\"1881\"\u003e• Compatible Inner Race: Thomson 5706084, 1.000 in Ball Spline Shaft\u003cbr data-end=\"1955\" data-start=\"1952\"\u003e• Application: High-speed linear motion with simultaneous torque transmission in industrial automation systems. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"2130\" data-start=\"2106\" data-section-id=\"1cz0398\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2287\" data-start=\"2132\"\u003e• Thomson 5708944\u003cbr data-end=\"2180\" data-start=\"2177\"\u003e• Thomson 7828130\u003cbr data-end=\"2200\" data-start=\"2197\"\u003e• Thomson 5706084\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":"THOMSON","offers":[{"title":"New","offer_id":51714018312494,"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_a6f7dfe0-7abd-4d6c-a838-e292ed4c337a.jpg?v=1770413907","url":"https:\/\/plgautomation.com\/products\/thomson-linear-motion-7828131-ball-spline-assembly","provider":"PLG Automation ","version":"1.0","type":"link"}