Patent ID: 8336970

Claim:
A link assembly for a track-type machine, the link assembly comprising: a link, including: a body portion, and an aperture extending through the body portion; a cylindrical portion surrounding the aperture, and an aperture recess formed in the cylindrical portion, the aperture recess including an aperture recess open end and an aperture recess closed end; a cylindrical seal insert positioned in the aperture, wherein an outer surface of the seal insert creates an interference fit with an inner surface of the cylindrical portion, the seal insert defining a longitudinal axis and having a seal insert recess, the seal insert recess including a seal insert recess open end and a seal insert recess closed end, wherein the seal insert is configured such that the aperture recess open end overlaps the seal insert recess open end when the seal insert is positioned within the aperture, and a retaining mechanism configured to be positioned at least partially within the aperture recess and, concurrently, at least partially within the seal insert recess, the retaining mechanism being configured to prevent axial movement of the link relative to the seal insert in both a first axial direction and a second axial direction.