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NBK Japan MJC-30CS-GR 6.35mm to 5/8" inch Jaw-type Flexible Coupling 🔔 6203NR 💡 Why are sealed ballNBK Japan MJC 30CS GR 6. 35mm to 5 8 inch Jaw type Flexible Coupling NBK Japan MJC 30CS GR 6. 35mm to 5 8 inch Jaw type Flexible Coupling NBK Japan MJC 30CS GR 6. 35mm to 5 8 inch Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 6. 35mm Coupling Bore 2 Diameter: 5 8 inch Coupling Length: 35 Coupling Outer Diameter: 30 Material: Stainless This