Wear bar for Lorain RT 335

The wear bar is a sacrificial component installed to protect critical surfaces of heavy machinery from friction, abrasion, and contact. It serves as a barrier between moving parts, absorbing the wear that would otherwise affect more expensive structural components such as telescopic boom sections, outriggers, or sliding mechanisms. By providing a replaceable contact point, it helps maintain the structural integrity of the assembly during operation.

This wear bar, identified by part number 709-7767, is engineered for use in Lorain and Terex rough-terrain cranes, specifically fitting the RT 230 and RT 335 models. The component is shaped to fit into designated channels or guides, facilitating the smooth movement of mobile crane sections. Regular inspection and replacement of these bars prevent metal-to-metal contact, which can lead to premature degradation of the boom or chassis components.

In crane systems, wear bars are positioned at high-friction points where components slide against one another. They ensure that the movement of the telescopic boom or other structural members remains controlled and stable. Maintaining these components is necessary to prevent erratic movement and noise caused by direct contact between structural surfaces.