NBK Japan MJC-80CSK-EGR 7/8"inch to 1-1/2" Jaw-type Flexible Coupling nu217 bearing outer diameter is 80mm and

outer diameter is 80mm and width is 16mm

along with dual rubber seals to keep out dust and debris

6000RS Bearing - Sealed Ball Bearings - 10-Pack

NBK Japan MJC-55K-GR 9/16 inch to 9/16 inch Jaw-type Flexible Coupling

NBK Japan MJC-80CSK-EGR 7/8"inch to 1-1/2" Jaw-type Flexible Coupling nu217 bearing outer diameter is 80mm andNBK Japan MJC 80CSK EGR 7 8 inch to 1 1 2 inch Jaw type Flexible Coupling NBK Japan MJC 80CSK EGR 7 8 inch to 1 1 2 inch Jaw type Flexible Coupling NBK Japan MJC 80CSK EGR 7 8 inch to 1 1 2 inch Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 7 8 inch Coupling Bore 2 Diameter: 1 1 2 inch Coupling Length: 114 Coupling Outer Diameter: 80