Insert Bearing Ball Material Alloy Steel Bearing Industry Number ZUC207-23 Bearing Insert Type Radial/Deep Groove Ball Bearing Insert Shape Spherical Bore Diameter 1 7/16 in Closure Double Sealed Maximum Temperature 250 Degrees F Minimum Temperature -4 Degrees F Outer Ring Width 0.787 in Outside Diameter 2 53/64 in Plain Bearing Material Zinc Plated Through Hardened Steel Ring Material Alloy Steel Rolling Element Material Alloy Steel Rolling Element Rows 1 Seal Type Contact