4-Bolt Flange Bearing Ball Bearing Insert Type 1 1/2 in Bore Dia Bolt Hole Center-to-Center 102 mm Cast Iron Bearing Housing Material Type Set Screw Shaft Locking Type 52100 Chrome Steel Bearing Insert Material UCF Series Bolt Size 1/2 in Overall Height 51.2 mm Overall Width 130 mm Overall Length 130 mm Bearing Lubrication Shell Alvania RL2 or NLGI #2 Equivalent Dynamic Load Capacity 6 631 lb Static Load Capacity 4 069 lb Temp Range -40 Degrees to 250 Degrees F Painted Finish