A-A29977-AI CUPOne New Aftermarket Replacement Tapered Roller Bearing Cup for Agricultural Equipment, Tractors, and More This is a tapered roller bearing cup (outer race) identified by industry standard number 14276. The cup is the outer ring of a tapered roller bearing assembly, seated in the housing and providing the precision raceway surface on which tapered rollers travel. It handles both radial and axial loads and is used across a wide range of agricultural