{"product_id":"captive-hybrid-acme-lead-screw-stepper-motor","title":"Captive Hybrid ACME Lead Screw Stepper Motor","description":"\u003cp\u003ePrecision captive hybrid ACME lead screw stepper motor featuring a built-in anti-rotation mechanism. Designed for short-stroke linear motion in medical diagnostics, valve automation, and robotics.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-path-to-node=\"18\"\u003eOur captive hybrid ACME lead screw stepper motor features an internal anti-rotation mechanism that prevents the lead screw from spinning. As the motor turns, the ACME lead screw extends and retracts directly from the front faceplate without requiring external anti-rotation guides or linear rails.\u003c\/p\u003e\n\u003cp data-path-to-node=\"19\"\u003eThis self-contained captive linear actuator provides a plug-and-play solution for short-stroke precision positioning. Built with high-torque hybrid stepper motor technology and precision-ground ACME threads, it guarantees high axial rigidity, maximum thrust force, and long operational service life.\u003c\/p\u003e\n\u003cp data-path-to-node=\"20\"\u003e\u003cb data-path-to-node=\"20\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"21\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"21,0,0\"\u003e\u003cb data-path-to-node=\"21,0,0\" data-index-in-node=\"0\"\u003eBuilt-in Anti-Rotation Mechanism:\u003c\/b\u003e The screw moves in a purely linear direction without rotating, saving space and eliminating external guide rails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"21,1,0\"\u003e\u003cb data-path-to-node=\"21,1,0\" data-index-in-node=\"0\"\u003eHigh Axial Thrust \u0026amp; Rigidity:\u003c\/b\u003e Optimized internal nut and screw geometry handle heavy push and pull loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"21,2,0\"\u003e\u003cb data-path-to-node=\"21,2,0\" data-index-in-node=\"0\"\u003eSelf-Locking Capability:\u003c\/b\u003e Trapezoidal ACME thread profile prevents back-driving under static loads when power is disconnected.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"21,3,0\"\u003e\u003cb data-path-to-node=\"21,3,0\" data-index-in-node=\"0\"\u003eModular NEMA Sizes:\u003c\/b\u003e Available across NEMA 8, 11, 14, 17, and 23 frame sizes to suit diverse force requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"22\"\u003e\u003cb data-path-to-node=\"22\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"23\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature \/ Parameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,1,0,0\"\u003e\u003cb data-path-to-node=\"23,1,0,0\" data-index-in-node=\"0\"\u003eFrame Sizes\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,1,1,0\"\u003eNEMA 8 (20mm), NEMA 11 (28mm), NEMA 14 (35mm), NEMA 17 (42mm), NEMA 23 (57mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,2,0,0\"\u003e\u003cb data-path-to-node=\"23,2,0,0\" data-index-in-node=\"0\"\u003eDesign Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,2,1,0\"\u003eCaptive (Built-in Anti-Rotation Shaft)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,3,0,0\"\u003e\u003cb data-path-to-node=\"23,3,0,0\" data-index-in-node=\"0\"\u003eScrew Profile\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,3,1,0\"\u003ePrecision ACME Thread\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,4,0,0\"\u003e\u003cb data-path-to-node=\"23,4,0,0\" data-index-in-node=\"0\"\u003eStep Angle\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,4,1,0\"\u003e1.8° \/ 0.9°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,5,0,0\"\u003e\u003cb data-path-to-node=\"23,5,0,0\" data-index-in-node=\"0\"\u003eStroke Length Options\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,5,1,0\"\u003e12.7mm (0.5 in), 19.1mm (0.75 in), 25.4mm (1.0 in), 38.1mm (1.5 in), 50.8mm (2.0 in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,6,0,0\"\u003e\u003cb data-path-to-node=\"23,6,0,0\" data-index-in-node=\"0\"\u003ePositional Accuracy\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,6,1,0\"\u003e± 0.005 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,7,0,0\"\u003e\u003cb data-path-to-node=\"23,7,0,0\" data-index-in-node=\"0\"\u003eMax Thrust Force\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,7,1,0\"\u003eUp to 1100 N (NEMA 23 variant)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,8,0,0\"\u003e\u003cb data-path-to-node=\"23,8,0,0\" data-index-in-node=\"0\"\u003eInsulation Class\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,8,1,0\"\u003eClass B (130°C) \/ Class F (155°C) optional\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,9,0,0\"\u003e\u003cb data-path-to-node=\"23,9,0,0\" data-index-in-node=\"0\"\u003eIP Rating\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"23,9,1,0\"\u003eIP40 Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-path-to-node=\"24\"\u003e\u003cb data-path-to-node=\"24\" data-index-in-node=\"0\"\u003eTypical Applications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"25\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"25,0,0\"\u003eAutomated Medical Diagnostic Instruments \u0026amp; Blood Analyzers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"25,1,0\"\u003eElectronic Valve Control \u0026amp; Precision Fluid Dispensing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"25,2,0\"\u003eCompact XY\/XYZ Precision Positioning Stages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":48908997394676,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/4555\/4164\/files\/DSC08937.png?v=1784885294","url":"https:\/\/thinkermotion.com\/products\/captive-hybrid-acme-lead-screw-stepper-motor","provider":"My Store","version":"1.0","type":"link"}