Rexnord MPS5307FA406678 Solid-housed Pillow Blocks Rex Spherical Roller Bearings

3 7/16" Mounted Spherical Roller Bearing, Cast Iron Expansion 4-Bolt Pillow Block, Double Setscrew Locking Collar, Spring Loaded Heavy Contact Seal, One Open Auxiliary Cap on Housing Side, No Grease, Steel Retainers