NBK Japan MJC-55CS-GR 18mm to 19mm Jaw-type Flexible Coupling inner25 this is a popular size

this is a popular size that could be used in many miniature applications that requires this ID 4mm x OD 8mm and 3mm wide

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NBK Japan MJC-55CS-GR 18mm to 19mm Jaw-type Flexible Coupling inner25 this is a popular sizeNBK Japan MJC 55CS GR 18mm to 19mm Jaw type Flexible Coupling NBK Japan MJC 55CS GR 18mm to 19mm Jaw type Flexible Coupling NBK Japan MJC 55CS GR 18mm to 19mm Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 18mm Coupling Bore 2 Diameter: 19mm Coupling Length: 78 Coupling Outer Diameter: 55 Material: Stainless This is a jaw type flexible