TURBOMACHINE SET

Abstract

A turbomachine assembly comprising a first shaft (10) and a second shaft (20) extending coaxially about an axis (X), the second shaft (20) being mounted on the first shaft (10) abutting axially against an annular axial bearing shoulder (14) extending radially outward from the first shaft (10), the assembly further comprising a coupling system including a clamping nut (30) having a first tubular portion (31) and a second tubular portion (34) coaxial with respect to the axis (X), wherein the second portion (34) of the clamping nut (30) is located radially inside relative to the first portion (31) of the clamping nut (30). (See Figure 2 for more details.)