NBK Japan MJC-30CS-BL 15mm to 5/8"inch Jaw-type Flexible Coupling 310 diameter 6812LLU bearing is made from

6812LLU bearing is made from Chrome Steel with chrome steel balls and steel cage

NBK Japan MJC-40-RD 10mm to 20mm Jaw-type Flexible Coupling

33016 Single-row Tapered Roller Wheel bearing

5207PP bearing is self lubricated bearing (bearing is already greased)

NBK Japan MJC-30CS-BL 15mm to 5/8"inch Jaw-type Flexible Coupling 310 diameter 6812LLU bearing is made fromNBK Japan MJC 30CS BL 15mm to 5 8 inch Jaw type Flexible Coupling NBK Japan MJC 30CS BL 15mm to 5 8 inch Jaw type Flexible Coupling NBK Japan MJC 30CS BL 15mm to 5 8 inch Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 15mm Coupling Bore 2 Diameter: 5 8 inch Coupling Length: 35 Coupling Outer Diameter: 30 Material: Stainless This is a jaw