Retaining member for use with gas turbine engine shaft and method of assembly

摘要

A gas turbine engine assembly includes a rotor shaft (26) having a threaded portion (58), a rotor stack support (28) positioned radially outward from the rotor shaft, and a locking nut (30). The locking nut includes a body portion (40), a threaded portion (42) located on a radially inner surface of the body portion, and a lug portion (44) extending from the body portion. The rotor stack support radially rests upon the body portion of the locking nut, and the rotor stack support axially rests against the lug portion of the locking nut. The threaded portion (42) of the locking nut (30) and the threaded portion (58) of the rotor shaft (26) are engaged together.