Track Roller, Stud, Size 52, Crowned Roller Type, Roller Dia 52 mm, Roller Width 24 mm, Stud Dia 20 mm, Stud Length 40.5 mm, Thread Size M20X1.5, Static Load Capacity 8430 Lb, Dynamic Load Capacity 6519 Lb, Max Load Radial 8430 Lb, Roller Material 52100 Steel, Number of Bearings Double Row, Cylindrical Roller Bearing Type, Bearing Material 52100 Steel, Stud Material 52100 Steel
Metric Track Rollers- Designed with outer races to act as tires independent of rigid housings. Effective load ratings include reverse bending stress allowances. Crowned O.D. Needle roller designs accept thrust through flange, with yoke type having contact seals and stud type having sealing rings. Cylindrical roller designs accept thrust through rollers and have labyrinth seals. Ball bearing designs are sealed on both sides, have the lowest friction, and contain the best grease storage space.