Insert Bearing Ball Material Alloy Steel Bearing Industry Number UCS201-008LD1NR Bearing Insert Type Radial/Deep Groove Ball Bearing Insert Shape Cylindrical Bore Diameter 1/2 in Closure Double Sealed Maximum Temperature 250 Degrees F Minimum Temperature -4 Degrees F Outer Ring Width 0.669 in Outside Diameter 1 27/32 in Plain Bearing Material Steel Ring Material Alloy Steel Rolling Element Material Alloy Steel Rolling Element Rows 1 Seal Type Contact Shaft Locking Type Set Screws