Manufacturer Part Number: 1078930|Bushing Type|Split Taper BushingType|QBushing Series|Q1Bore Size (Inch)|1-3/8Bore Diameter|1.375inOutside Diameter|4.125inThread Size|3/8 x 1-1/4Keyway Depth|Keyway Width|Compatible Shaft Diameter|Maximum Torque|348in.lbTaper Angle|Overall Width|Shaft Type|Material|IronFor Use With|Split Taper Sprockets & SheavesFor Use With.|Split Taper Sprockets & SheavesDiameter (Decimal Inch)|Color|Hub Width|Style|Minimum Bore Diameter (Decimal Inch)|Product Service Code|3020Number Of Teeth|Tooth Width|Hub Diameter (Inch)|UNSPSC Code|31171600