{"product_id":"ultratech-stepper-01-20-03947-wafer-chuck-assembly-rapidsyn-13d-04a-stepper-motor","title":"Ultratech Stepper 01-20-03947 Wafer Chuck Assembly Rapidsyn 13D-04A Stepper Motor","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-6a3be693-4000-83ec-acea-09e97e9e1ceb-24\" 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-6a3be693-4000-83ec-acea-09e97e9e1ceb-24\" data-turn-id-container=\"request-6a3be693-4000-83ec-acea-09e97e9e1ceb-24\" data-testid=\"conversation-turn-645\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--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=\"cae063d5-c92b-43e2-875a-916028acfa68\" 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=\"17\" data-end=\"728\"\u003eThe Ultratech Stepper 01-20-03947 Wafer Chuck Assembly with Rapidsyn 13D-04A Stepper Motor is a precision wafer handling assembly designed to securely hold and accurately position semiconductor wafers during photolithography processes. Commonly installed in Ultratech wafer steppers used in semiconductor fabrication, MEMS manufacturing, and advanced packaging applications. Semiconductor equipment technicians and field service engineers use this assembly for replacement of worn wafer stage components, preventive maintenance, and restoration of precise wafer positioning and alignment. The assembly includes a Rapidsyn 13D-04A stepper motor and a 7-3\/4-inch wafer chuck. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"730\" data-end=\"747\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"748\" data-end=\"1336\"\u003eThe Ultratech Stepper 01-20-03947 Wafer Chuck Assembly is commonly used in semiconductor wafer fabrication facilities, research laboratories, and electronics manufacturing environments operating Ultratech photolithography equipment. The integrated Rapidsyn 13D-04A stepper motor provides precise wafer stage movement, ensuring accurate alignment and repeatable pattern registration during lithography processes. Compatibility should be verified using the original part number, motor model, and applicable Ultratech stepper system before installation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1338\" data-end=\"1367\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1368\" data-end=\"1952\"\u003e• Brand: Ultratech Stepper\u003cbr data-start=\"1394\" data-end=\"1397\"\u003e• Part Number: 01-20-03947\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e• Motor Model: Rapidsyn 13D-04A\u003cbr data-start=\"1457\" data-end=\"1460\"\u003e• Product Type: Wafer Chuck Assembly with Stepper Motor\u003cbr data-start=\"1515\" data-end=\"1518\"\u003e• Chuck Diameter: 7-3\/4 in.\u003cbr data-start=\"1545\" data-end=\"1548\"\u003e• Motor Type: Stepper Motor\u003cbr data-start=\"1575\" data-end=\"1578\"\u003e• Function: Precision wafer holding and positioning\u003cbr data-start=\"1629\" data-end=\"1632\"\u003e• Compatible Equipment: Ultratech Wafer Stepper Systems\u003cbr data-start=\"1687\" data-end=\"1690\"\u003e• Mounting: OEM replacement assembly\u003cbr data-start=\"1726\" data-end=\"1729\"\u003e• Installation: Direct OEM replacement\u003cbr data-start=\"1767\" data-end=\"1770\"\u003e• Application: Semiconductor photolithography and wafer handling systems\u003cbr data-start=\"1842\" data-end=\"1845\"\u003e• Designed for continuous-duty semiconductor manufacturing operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1954\" data-end=\"1978\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1980\" data-end=\"2079\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Ultratech Stepper 01-20-02645\u003cbr data-start=\"2011\" data-end=\"2014\"\u003e• Ultratech Stepper 01-20-03651\u003cbr data-start=\"2045\" data-end=\"2048\"\u003e• Ultratech Stepper 01-20-08947\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":"Ultratech","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51714363031854,"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_61a54dac-7d09-4c68-a0cd-f9ad875e7c1a.jpg?v=1770424136","url":"https:\/\/plgautomation.com\/products\/ultratech-stepper-01-20-03947-wafer-chuck-assembly-rapidsyn-13d-04a-stepper-motor","provider":"PLG Automation ","version":"1.0","type":"link"}