FHSFD204-12G Bearing Flange 2-Bolt 3/4"FHSFD204 12G Flange Bearing Unit 3 4" Shaft ID Light Duty 2 Bolt with Set Screw Lock The FHSFD204 12G is a light duty flange mounted bearing unit made for tight space applications. With a 3 4" shaft diameter and set screw locking, it features a high grade cast iron housing and relubricatable insert bearing with full metal shroud RST seals for extra protection. Shaft Diameter: 3 4 inch Mount Type: 2 Bolt Flange Duty: Light Duty Locking: Set Screw Lock