UCP215-47 Pillow Block Bearing 2.9375" Bore UCP215-47 bearing is a two-bolt normal duty pillow block bearing with a 2-15/16" bore. It utilizes set-screws for locking onto a 2-15/16" shaft and...UCP215-47 Pillow Block Bearing 2.9375" Bore UCP215-47 bearing is a two-bolt normal duty pillow block bearing with a 2-15/16" bore. It utilizes set-screws for locking onto a 2-15/16" shaft and...