Insert Bearing Ball Material Alloy Steel Bearing Industry Number UC201-8 Bearing Insert Type Radial/Deep Groove Ball Bearing Insert Shape Spherical Bore Diameter 1/2 in Closure Double Sealed For Environment Chemical Food and Beverage Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outer Ring Width 0.669 in Outside Diameter 1 27/32 in Ring Material Alloy Steel Rolling Element Material Alloy Steel Rolling Element Rows 1 Seal Type Contact