2 Bolt Flange Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 30 mm Bore Type Cylindrical Closure Double Sealed Housing Material Cast Iron Housing Type Rhombus Included Bearing UC206-30MM Lubricant Material NLGI #2 Equivalent Maximum Temperature 120 Degrees C Minimum Temperature -40 Degrees C Number of Mount Holes 2 Overall Height 147.6 mm Overall Length 40.4 mm Overall Width 80.1 mm Rolling Element Rows 1 Shaft Locking Type Set Screws