NBK Japan MJS-55CS-EGR 18mm to 28mm Jaw-type Flexible Coupling SMSK20W outer diameter is 47mm and

outer diameter is 47mm and the width of the inner race is 31mm

NBK Japan MJC-65-GR 1 inch to 1 inch Jaw-type Flexible Coupling

Equal NSK 6817DD

NBK Japan MJC-40CS-WH 11/16 inch to 11/16 inch Jaw-type Flexible Coupling

NBK Japan MJS-55CS-EGR 18mm to 28mm Jaw-type Flexible Coupling SMSK20W outer diameter is 47mm andNBK Japan MJS 55CS EGR 18mm to 28mm Jaw type Flexible Coupling NBK Japan MJS 55CS EGR 18mm to 28mm Jaw type Flexible Coupling NBK Japan MJS 55CS EGR 18mm to 28mm 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: 28mm Coupling Length: 54 Coupling Outer Diameter: 55 Material: Stainless This is a jaw type flexible