RC061008 One Way Needle Bearing/Clutch 3/8x5/8x1/2 inch BearingsRC061008 Needle Roller Bearing Clutch One WayShell Type RC061008 Needle Roller Bearing Clutch Shell Type, this is a popular size that could be used in many application that uses this size 3 8" x 5 8" x 1 2" inch. Item: RC061008 Needle Roller Bearing Clutch One Way Shell Type Type: Needle Roller Bearing Clutch Size: 3 8" x 5 8" x 1 2" inch Inner Diameter: 3 8" inch Outer Diameter: 5 8" inch Width: 1 2" inch Quantity: One Bearing