High quality 1-5/8" tapped base pillow block bearing. The bearing has a wide inner ring with two set screws for attaching to the shaft. Housing is cast iron with a grease zerk for re-lubing the bearing.

Diminisions:
Bore: 1-5/8"
Bolt hole to bolt hole: 3.75 in. (95.25mm)
Overall length: 5 in. (127mm)
Shaft height: 2.125 in. (53.975mm)
Overall height: 4.25 in. (107.95mm)
Bolt Size: 1/2" Thread 13TPI Depth 3/4"