Patent ID: 8607577

Claim:
An assembly for use in a gas turbine engine comprising: an underlying metal sheet; at least one ceramic matrix composite panel attached to said metal sheet with at least one fastener assembly; said at least one fastener assembly including a fastener having a threaded portion extending rearwardly from a head, said head having a frustoconical surface facing said threaded portion, and said frustoconical surface of said head being received in a frustoconical bore in said ceramic matrix composite panel; a bushing positioned on an opposed side of said metal sheet from said ceramic matrix composite panel, and said bushing having a flange extending away from said metal sheet; a sleeve received about said threaded portion of said panel, and extending away from said panel, beyond said metal sheet, and having a lip extending radially outwardly toward said flange on said bushing, such that said flange on said bushing extends beyond a space defined between said lip and a seating surface on said bushing; and a wave spring received within said space.