NBK Japan MJC-55-GR 19mm to 3/4"inch Jaw-type Flexible Coupling casehardened the 6322 inner diameter is

the 6322 inner diameter is 110mm

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RCSM-20S Bearing

the NN3026M2KC1NA P4 inner diameter is 130mm

NBK Japan MJC-55-GR 19mm to 3/4"inch Jaw-type Flexible Coupling casehardened the 6322 inner diameter isNBK Japan MJC 55 GR 19mm to 3 4 inch Jaw type Flexible Coupling NBK Japan MJC 55 GR 19mm to 3 4 inch Jaw type Flexible Coupling NBK Japan MJC 55 GR 19mm to 3 4 inch Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 19mm Coupling Bore 2 Diameter: 3 4 inch Coupling Length: 78 Coupling Outer Diameter: 55 Material: Stainless This is a jaw type