This four bolt flange housing fits insert bearings with 72mm OD curved outer race. This housing is cast iron and has a longer depth to be used with HC insert bearings. The housing includes a grease fitting for lubricating re-lube style bearings.
Fits bearings with an OD of: 72mm
Bolt hole to bolt hole: 3.62 in. (92mm)
Overall length: 4.56 in. (116mm)
Bolt hole: .511 in. (13mm)