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