Get current pricing for Oem, OEM-19259-ID Is A Coupling Hub Made By Tb Woods, Part Number 8s. Bore: 1 1/2 Inch Setscrew Keyway: 1/4 X 1/8 Inch Max Rpm: 4500 Length Through Bore: 2.1 . Product Category: Process Equipment, Sub Category: Process Miscellaneous: