A turbine engine case, comprising: a first panel ; a second panel defining an aperture ; and a support hanger including a strut that is connected to the first panel , and a base that is pivotally connected to the strut , the base including a pivot member that is pivotally engaged with the second panel , wherein the base extends away from the strut and through the aperture to the pivot member , wherein: the base includes a retainer and a collar ; the retainer defines a retainer bore , and includes the pivot member which extends circumferentially around an axis of the retainer bore ; the collar extends into the retainer bore and is pivotally connected to the strut ; the second panel includes a first bearing surface that has an arcuate cross-sectional geometry and extends circumferentially around the aperture ; the pivot member includes a second bearing surface that has an arcuate cross-sectional geometry and slidably engages the first bearing surface ; the first bearing surface is concave and the second bearing surface is convex; the collar is threaded into the retainer ; the strut includes a first parti-spherical surface ; the collar includes a second parti-spherical surface that slidably engages the first parti-spherical surface; the second parti-spherical surface at least partially defines a collar bore that extends into the collar ; and the first parti-spherical surface is convex and the second parti-spherical surface is concave. a first panel ; a second panel defining an aperture ; and a support hanger including a strut that is connected to the first panel , and a base that is pivotally connected to the strut , the base including a pivot member that is pivotally engaged with the second panel , wherein the base extends away from the strut and through the aperture to the pivot member , wherein: the base includes a retainer and a collar ; the retainer defines a retainer bore , and includes the pivot member which extends circumferentially around an axis of the retainer bore ; the collar extends into the retainer bore and is pivotally connected to the strut ; the second panel includes a first bearing surface that has an arcuate cross-sectional geometry and extends circumferentially around the aperture ; the pivot member includes a second bearing surface that has an arcuate cross-sectional geometry and slidably engages the first bearing surface ; the first bearing surface is concave and the second bearing surface is convex; the collar is threaded into the retainer ; the strut includes a first parti-spherical surface ; the collar includes a second parti-spherical surface that slidably engages the first parti-spherical surface; the second parti-spherical surface at least partially defines a collar bore that extends into the collar ; and the first parti-spherical surface is convex and the second parti-spherical surface is concave. the base includes a retainer and a collar ; the retainer defines a retainer bore , and includes the pivot member which extends circumferentially around an axis of the retainer bore ; the collar extends into the retainer bore and is pivotally connected to the strut ; the second panel includes a first bearing surface that has an arcuate cross-sectional geometry and extends circumferentially around the aperture ; the pivot member includes a second bearing surface that has an arcuate cross-sectional geometry and slidably engages the first bearing surface ; the first bearing surface is concave and the second bearing surface is convex; the collar is threaded into the retainer ; the strut includes a first parti-spherical surface ; the collar includes a second parti-spherical surface that slidably engages the first parti-spherical surface; the second parti-spherical surface at least partially defines a collar bore that extends into the collar ; and the first parti-spherical surface is convex and the second parti-spherical surface is concave. <EOS>