Cam Follower Closure Open Drive Type Hex Socket Duty Type Standard Face Design Hex Socket Overall Length 1 7/32 in Roller Diameter 5/8 in Roller Head Type Flat Roller Material Alloy Steel Roller Width 7/16 in Rolling Element Rows 1 Seal Type Not Applicable Stud Material Carbon Steel Stud Thread Size 1/4 In.-28 Stud Type Concentric System of Measurement Inch Bearing Material Alloy Steel Bearing Material Grade AISI 52100 Bearing Type Needle Roller Drive Location Stud