Rexnord 91041000 Taper Lock Hub 3.43750 Bore

Rexnord 91041000 Taper Lock Hub with a 3.43750 bore is a Rexnord-brand mounting hub designed for power transmission applications. The part number is 91041000, and the available description text also references Rexnord 1090T-3.438 in relation to this bore size. This taper lock hub is listed for use where a hub must fit a shaft with a 3.43750 bore, aligning with Rexnord's taper-lock component family. In catalog terms, 91041000 denotes the hub body in this configuration, making it a direct-fit option for assemblies that specify Rexnord taper lock hubs with a 3.43750 bore. The reference to Rexnord 1090T-3.438 alongside this part suggests cross-referencing within Rexnord's taper-lock offerings. The bore size 3.43750 is a precise dimension buyers must match to the shaft diameter when selecting a taper lock hub, and this part number helps verify fit within Rexnord's catalog. This hub is typically used in power transmission assemblies that require a Rexnord taper-lock hub with a 3.43750 bore, providing a consistent spec reference for replacement or modernization efforts within established Rexnord-driven systems.