Rexnord FU319 Flange Bearing 1-3 16 Inch Bore

Rexnord Link-Belt FU319 flange ball bearing cartridge unit, 1-3/16" bore, is a heavy‑duty, flange‑mounted ball bearing designed for rugged industrial service. Housed in a cast‑iron four‑bolt square flange block with setscrew locking, a clearance seal, and a closed end cap, this unit delivers a rigid, sealed mounting for aligned shafts. Bore: 1-3/16 in; mounting: 4‑bolt square flange; bolt‑center distance: 3-13/16 in; overall length/diameter: 4-15/16 in; overall depth: 1-59/64 in; overall height: 4-15/16 in. The cartridge uses a steel bearing with a steel‑clad molded rubber seal and is rated for up to 8,300 rpm, with a dynamic load of 6,320 lb and a static load of 3,530 lb, suitable for temperatures up to 225°F. This FU319 model is part of Rexnord’s Link‑Belt 300‑series family, offering a compact, square‑flange footprint for reliable, high‑load performance in conveyor drives and other machinery requiring a rigid flange installation.