{"product_id":"nbk-japan-mbb-40c-5mm-to-7-8-inch-bellows-type-fle","title":"NBK Japan MBB-40C 5mm to 7\/8\" 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, 5 mm to 7\/8 in Bore, Zero-Backlash for Servo and Stepper Motors\u003cbr\u003e\n✔️ Bellows-type, zero-backlash coupling with high torsional rigidity; handles angular misalignment, end-play, and eccentricity; bore 5 mm (0.197 in) and 7\/8 in (22.23 mm); length 51 mm (2.01 in); outer diameter 40 mm (1.57 in); made in Japan.\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNBK Japan MBB-40C is a bellows-type flexible shaft coupling designed to connect servo or stepper motors to driven shafts. It accommodates angular misalignment, end-play, and eccentricity, delivering smooth, precise motion in CNC machines, 3D printers, robotics, and automation systems. This single-unit coupling fits 5 mm to 7\/8 in bore, with a compact 51 mm length and 40 mm outer diameter, and is proudly made in Japan.\u003c\/p\u003e ✅ Bellows-type design provides zero-backlash torque transfer for precise motion. \u003cbr\u003e\n✅ High torsional rigidity supports high torque and stable operation. \u003cbr\u003e\n✅ Accommodates angular misalignment, end-play, and eccentricity without sacrificing performance. \u003cbr\u003e\n✅ Bore options 5 mm and 7\/8 in; length 51 mm; OD 40 mm; single-unit, made in Japan. \u003cbr\u003e 💡 What is a bellows-type flexible coupling and when should I use it?\nA quick overview for motion-control users.\n- Allows compensation for angular misalignment, end-play, and small shaft eccentricities in servo and stepper systems.\n- Zero-backlash design preserves precision during high-torque moves.\n- Ideal for CNC machines, 3D printers, robotic arms, and automation lines.\n- Bore options cover common motor shafts: 5 mm and 7\/8 in.\nThis handy coupling delivers reliable performance in servo and stepper motor drives, improving accuracy and longevity. \u003c\/div\u003e","brand":"NBK","offers":[{"title":"Default Title","offer_id":43560092893419,"sku":"MBB-40C-5mm-7-8inch","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-78-inch-bellows-type-flexible-coupling-vxb-ball-bearings-1.jpg?v=1770442676","url":"https:\/\/vxb.com\/products\/nbk-japan-mbb-40c-5mm-to-7-8-inch-bellows-type-fle","provider":"VXB Bearings","version":"1.0","type":"link"}