Radial Ball Bearing, Single Row, Single Shielded, Bore Dia. 45 mm, Outside Dia. 85 mm, Width 19 mm, Steel Shield Material, ABEC Tolerance 1, Dynamic Load Capacity 11,200 lb, Static Load Capacity 7,100 lb, Max. RPM 3,846 RPM, Temp. Range -60 Degrees to 200 Degrees F, Steel Bearing Material, Steel Cage Material, Quaker Ferrocote, Industry Number 209WD