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NBK Japan MJC-65K-WH 13/16"inch to 35mm Jaw-type Flexible Coupling 22 mm width 6909-2RS bearing has Rubber SealsNBK Japan MJC 65K WH 13 16 inch to 35mm Jaw type Flexible Coupling NBK Japan MJC 65K WH 13 16 inch to 35mm Jaw type Flexible Coupling NBK Japan MJC 65K WH 13 16 inch to 35mm Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 13 16 inch Coupling Bore 2 Diameter: 35mm Coupling Length: 90 Coupling Outer Diameter: 65 Material: Stainless This is a