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A damper for a turbine rotor assembly of a gas turbine engine is disclosed. The damper may have a forward plate. The damper may further have an aft plate including a larger surface area than the forward plate. The aft plate may have at least one aperture for regulating a flow of gas through the aft

A damper for a turbine rotor assembly of a gas turbine engine is disclosed. The damper may have a forward plate. The damper may further have an aft plate including a larger surface area than the forward plate. The aft plate may have at least one aperture for regulating a flow of gas through the aft plate. The damper may also have a longitudinal structure connecting the forward plate and the aft plate.

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1. A damper for a turbine rotor assembly of a gas turbine engine, comprising: a width dimension, a height dimension, and a length dimension;a forward plate;an aft plate including a larger surface area than the forward plate; anda longitudinal structure connecting the forward plate and the aft plate.

1. A damper for a turbine rotor assembly of a gas turbine engine, comprising: a width dimension, a height dimension, and a length dimension;a forward plate;an aft plate including a larger surface area than the forward plate; anda longitudinal structure connecting the forward plate and the aft plate. 2. The damper of claim 1, wherein the forward plate and the aft plate extend generally parallel to one another. 3. The damper of claim 1, wherein the aft plate includes a maximum width that is greater than a maximum width of the forward plate. 4. The damper of claim 1, wherein the forward plate includes a first end portion along the height dimension, the first end portion tapers in width thickness. 5. The damper of claim 4, wherein the forward plate includes a second end portion opposite the first end portion along the height dimension, the second end portion having a substantially straight section. 6. The damper of claim 1, wherein the forward plate includes a biasing element extending in the length dimension. 7. The damper of claim 6, wherein the biasing element includes a lip extending along the width dimension at an end portion in the height dimension. 8. The damper of claim 6, wherein the forward and aft plates have a maximum height that is greater than a maximum height of the longitudinal structure. 9. The damper of claim 1, further including a first seating surface extending from the forward plate longitudinally toward a center of the longitudinal structure, and a second seating surface extending from the aft plate longitudinally toward the center of the longitudinal structure. 10. The damper of claim 6, wherein each of the first and second seating surfaces are wedge-shaped. 11. The damper of claim 1, wherein the longitudinal structure includes a substantially I-shaped cross-section. 12. The damper of claim 11, wherein the longitudinal structure includes a forward foot and an aft foot located at an end portion in the height dimension. 13. A damper for a turbine rotor assembly of a gas turbine engine, comprising: a width dimension, a height dimension, and a length dimension;a forward plate;an aft plate including a larger surface area than the forward plate; anda longitudinal structure connecting the forward plate and the aft plate and including a recess at a forward end portion, the recess extending into the longitudinal structure in the height dimension. 14. The damper of claim 13, wherein the recess forms an arch in the length dimension. 15. The damper of claim 14, wherein the forward plate forms a portion of the arch. 16. The damper of claim 15, wherein the forward plate tapers in longitudinal thickness along the height dimension. 17. The damper of claim 16, wherein the aft plate includes a maximum width that is greater than a maximum width of the forward plate. 18. The damper of claim 17, wherein the forward plate and the aft plate extend generally parallel to one another. 19. The damper of claim 18, wherein the forward and aft plates have a maximum height that is greater than a maximum height of the longitudinal structure. 20. A damper for a turbine rotor assembly of a gas turbine engine, comprising: a width dimension, a height dimension, and a length dimension;a forward plate;an aft plate including a larger surface area than the forward plate and a maximum width that is greater than a maximum width of the forward plate;a longitudinal structure connecting the forward plate and the aft plate and including a recess at a forward end portion, the recess extending into the longitudinal structure in the height dimension and forming an arch in the length dimension;a first wedge-shaped seating surface extending from the forward plate longitudinally toward a center of the longitudinal structure; anda second wedge-shaped seating surface extending from the aft plate longitudinally toward the center of the longitudinal structure, and the forward and aft plates have a maximum height that is greater than a maximum height of the longitudinal structure.