cage material: Koyo NRB RC-081208 Drawn Cup Needle Roller Bearings

bore diameter::1/2 in; cage material::POM; outside diameter::3/4 in; maximum rpm::17000 RPM; overall width::1/2 in; torque::78.3 in-lbs; drawn cup type::Roller Clutch; roller clutch spring material::Stainless Steel; closure type::Open; precision rating::Not Rated; number of rows::One;