{"product_id":"nbk-japan-mbb-40c-17mm-to-3-4-inch-bellows-type-fl","title":"NBK Japan MBB-40C 17mm to 3\/4\" inch Bellows-type Flexible Coupling, Zero-Backlash Bellows Flexible Shaft Coupling for Servo and Stepper Motors","description":"\u003cdiv\u003eNBK Japan MBB-40C Bellows Type Flexible Coupling 17mm to 3\/4in, Zero-Backlash, High Torque Servo and Stepper Shaft Coupling, Made in Japan, Single Pack\u003cbr\u003e\n✔️ Bellows-type flexible coupling, 17 mm to 3\/4 in bore, 51 mm length, 40 mm OD, zero-backlash, high torsional rigidity, single pack, made in Japan \u003cp\u003eNBK Japan MBB-40C is a bellows-type flexible coupling designed to connect servo or stepper motors to driven equipment. The bellows design absorbs eccentricity, angular misalignment, and end-play, delivering precise torque transfer in robotics, CNC machines, 3D printers, and automation systems. This compact, high-torque shaft coupling is made in Japan and sold as a single-piece pack.\u003c\/p\u003e ✅ Bellows-type flexible coupling with zero-backlash for precise motion transfer and high torsional rigidity.\u003cbr\u003e\n✅ Bore sizes: 17 mm and 3\/4 in (19.05 mm) to fit common servo\/stepper shafts.\u003cbr\u003e\n✅ Outer diameter 40 mm, length 51 mm, compact profile for tight spaces.\u003cbr\u003e\n✅ High torque capacity and reliable Japanese-made design.\u003cbr\u003e\n✅ Pack: 1 piece; compatible with M4 mounting hardware and recommended torque 3.5 N-m.\u003cbr\u003e 💡 What is a bellows-type flexible coupling used for in servo and stepper motor systems?\nDesigned to transmit torque while tolerating misalignment and end-play, it keeps motion accurate in compact automation setups.\n- bore options include 17 mm and 3\/4 in to fit common motors\n- zero-backlash design supports precise positioning\n- bellows construction handles angular and axial misalignment in tight spaces\n- ideal for CNC machines, robotics, and 3D printers seeking smooth motion This handy design keeps motion precise and reliable in real-world automation tasks. \u003c\/div\u003e","brand":"NBK","offers":[{"title":"Default Title","offer_id":43560069005547,"sku":"MBB-40C-17mm-3-4inch","price":226.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nbk-japan-mbb-40c-17mm-to-34-inch-bellows-type-flexible-coupling-vxb-ball-bearings-1.jpg?v=1770442671","url":"https:\/\/vxb.com\/products\/nbk-japan-mbb-40c-17mm-to-3-4-inch-bellows-type-fl","provider":"VXB Bearings","version":"1.0","type":"link"}