Blade outer air seal with multi impingement plate assembly

摘要

A multi impingement plate assembly (54) for a Blade Outer Air Seal (40) includes a first impingement plate (60) which defines a multiple of first impingement plate holes (68) and a second impingement plate (62) attached to the first impingement plate (60). The second impingement plate (62) includes a platform section (70) spaced away from the multiple of first impingement plate holes (68) to define a plate cavity (78).