Cam Follower Closure Double Sealed Drive Type External Hex Duty Type Standard Face Design Plain Overall Length 1 27/64 in Roller Diameter 1 3/8 in Roller Head Type Crowned Roller Material Carbon Steel Roller Width 3/8 in Rolling Element Rows 1 Seal Type Contact Stud Material Zinc Plated Steel Stud Thread Size 5/16 In.-18 Stud Type Concentric System of Measurement Inch Bearing Material Zinc Plated Steel Drive Location Stud Dynamic Radial Load Capacity 300 lbf