A caster for use in aircraft along a cargo deck comprises a housing having at least one wall, a pivot assembly, a brake assembly and at least one spring. A pivot assembly can have at least one wall, first and second ends, and a base between the first and second ends, wherein the first end of the pivot assembly can be elevated above the second end of the pivot assembly. The wall of the pivot assembly can be rotatably linked to the wall of the housing. An optional brake assembly can be on the first end of the pivot assembly. At least one spring can be on the second end of the pivot assembly. A cover on or above the at least one spring can be secured to the wall of the housing.