Pillow Block Bearing, Ball Bearing Insert Type, 30 mm Bore Dia., Bolt Hole Center-to-Center 121 mm, Mounting Surface to Shaft Center 42.8 mm, Cast Iron Bearing Housing Material Type, Set Screw Shaft Locking Type, 52100 Chrome Steel Bearing Insert Material, UCP Series, Number of Bolts 2, Bolt Size 1/2 in, Overall Height 84 mm, Overall Width 38.1 mm, Overall Length 160 mm, Bearing Lubrication Shell Alvania RL2 or NLGI #2 Equivalent, Dynamic Load Capacity 4,384 lb, Static Load Capacity 2,540 lb