NBK Japan MJC-55CSK-GR 3/4"inch to 25mm Jaw-type Flexible Coupling pipe thread the 6904 inner diameter is

the 6904 inner diameter is 20mm

6218ZZENR Nachi Ball Bearing

Size: 12mm x 28mm x 8mm/Metric

NBK Japan MJC-55CSK-EBL 1/2 inch to 24mm

✅ Type : TC 20x62x6

NBK Japan MJC-55CSK-GR 3/4"inch to 25mm Jaw-type Flexible Coupling pipe thread the 6904 inner diameter isNBK Japan MJC 55CSK GR 3 4 inch to 25mm Jaw type Flexible Coupling NBK Japan MJC 55CSK GR 3 4 inch to 25mm Jaw type Flexible Coupling NBK Japan MJC 55CSK GR 3 4 inch to 25mm Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 3 4 inch Coupling Bore 2 Diameter: 25mm Coupling Length: 78 Coupling Outer Diameter: 55 Material: Stainless This is a jaw