{"product_id":"nbk-japan-mbb-40c-5mm-to-1-4-inch-bellows-type-fle","title":"NBK Japan MBB-40C 5mm to 1\/4\" Bellows-type Flexible Coupling, Zero-Backlash Bellows Flexible Shaft Coupling for Servo and Stepper Motors","description":"\u003cdiv\u003eNBK Japan MBB-40C 5mm to 1\/4\" Bellows-Type Flexible Coupling, Zero-Backlash, High Torque, Single Unit\u003cbr\u003e\n✔️ 5 mm to 1\/4\" bore, bellows-type, zero-backlash, 51 mm length, 40 mm OD, high torsional rigidity, ideal for servo\/stepper drives, Made in Japan.\n\u003cp\u003eNBK Japan MBB-40C is a bellows-type flexible coupling that connects servo or stepper motors to driven shafts. It allows eccentricity, angular misalignment, and end-play, ensuring precise torque transfer. This unit is designed for CNC machines, 3D printers, robotics, and other precision automation where smooth, accurate motion matters.\u003c\/p\u003e\n✅ Bore1: 5 mm (0.197 in); Bore2: 1\/4\" (6.35 mm) \u003cbr\u003e\n✅ Length: 51 mm (2.01 in); Outer diameter: 40 mm (1.57 in) \u003cbr\u003e\n✅ Zero-backlash design with high torsional rigidity for precise torque transfer \u003cbr\u003e\n✅ Bellows-type design allows angular misalignment, eccentricity, and end-play \u003cbr\u003e\n✅ Wrench torque: 3.5 N·m; Pack: 1 unit; Made in Japan \u003cbr\u003e\n💡 What is a bellows-type flexible coupling used for in servo and stepper motor applications?\nIt transfers torque while absorbing misalignment and end play.\n- Keeps precise motion in CNCs, 3D printers, and robotics\n- Allows angular misalignment and shaft eccentricity without backlash\n- Compact, rigid, and reliable for high torque connections\nThis handy coupling reduces wear, increases accuracy, and improves overall system performance. \u003c\/div\u003e","brand":"NBK","offers":[{"title":"Default Title","offer_id":43560085782763,"sku":"MBB-40C-5mm-1-4inch","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-5mm-to-14-inch-bellows-type-flexible-coupling-vxb-ball-bearings-1.jpg?v=1770442675","url":"https:\/\/vxb.com\/products\/nbk-japan-mbb-40c-5mm-to-1-4-inch-bellows-type-fle","provider":"VXB Bearings","version":"1.0","type":"link"}