The design and material of Caterpillar bushings provide significant advantages that contribute to the 330C's reliability and lower total operating cost.
Superior Wear Life and Durability:
Made from through-hardened or carburized alloy steel, these bushings are engineered to withstand extreme abrasion from dirt and sand. Their high surface hardness (often HRC 55-65) means they wear down very slowly, significantly extending service intervals and component life.
Protection of More Expensive Components:
This is a critical economic advantage. Bushings are designed as sacrificial components. It is far more cost-effective to replace a worn bushing than a worn pivot pin or, even worse, a damaged boom or stick due to a failed bearing surface. They protect the machine's core structure.
This 192-8315 bushing is used for 330C excavator.
Related part number:
7Y-4669
7Y-4695
9X-3601
191-5555
192-8316
5I-8516
7Y-4660
7Y-4670
7Y-4672
128-9265
165-9290
188-4216
188-4217
188-4218
191-5563
192-8315
095-1633
114-0760
7Y-4673
7Y-5215
188-4219
