{"product_id":"nbk-japan-mbb-40c-20mm-to-20mm-bellows-type-flexib","title":"NBK Japan MBB-40C 20mm to 20mm Bellows-type Flexible Coupling, Zero-Backlash Bellows Flexible Shaft Coupling for Servo and Stepper Motors","description":"\u003cdiv\u003e\n\u003cp\u003eNBK Japan MBB-40C 20mm to 20mm Bellows-Type Flexible Coupling - 1-Piece Pack for Servo \u0026amp; Stepper Motors, Made in Japan\u003cbr\u003e✔️ Zero-backlash bellows design with high torsional rigidity; 20x20 bore, 51 mm length, 40 mm OD; tolerates eccentricity and end-play\u003c\/p\u003e\n✅ Zero-backlash design for precise motion transfer\u003cbr\u003e\n✅ High torsional rigidity for consistent torque and control\u003cbr\u003e\n✅ Bore: 20 mm to 20 mm; Length: 51 mm; Outside diameter: 40 mm\u003cbr\u003e\n✅ Bellows allows eccentricity, angular misalignment, and end-play\u003cbr\u003e\n✅ Pack: 1 piece\u003cbr\u003e\n\u003cbr\u003e\n💡 What is a bellows-type flexible coupling used for in servo and stepper motor systems?\nThis coupling helps absorb misalignment while preserving torque accuracy.\n- Enables compensation for angular and parallel misalignment\n- Provides zero-backlash and high torsional rigidity for precise torque transfer\n- Fits 20 mm to 20 mm shafts in a compact 51 mm length with 40 mm outer diameter\n- Ideal for precise automation, robotics, and CNC drives\u003c\/div\u003e","brand":"NBK","offers":[{"title":"Default Title","offer_id":43560070512875,"sku":"MBB-40C-20mm-20mm","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-20mm-to-20mm-bellows-type-flexible-coupling-vxb-ball-bearings-1.jpg?v=1770442671","url":"https:\/\/vxb.com\/products\/nbk-japan-mbb-40c-20mm-to-20mm-bellows-type-flexib","provider":"VXB Bearings","version":"1.0","type":"link"}