SPRING (Komatsu KO3EB-15-58540)

KO3EB-15-58540: A worn retaining ring can allow assembled components to separate during operation, leading to mechanical failure or unexpected downtime. This aftermarket replacement part references the Komatsu catalog and cross-references part number KO3EB-15-58540. The retaining ring functions as a fastener that holds parts in position on a shaft or within a bore. Its plain mechanical function is to seat into a groove and resist axial movement under load. If the ring loses tension or breaks, the retained component may shift or dislodge, causing misalignment or jamming. A common usage context is securing bearings or gears in rotating assemblies where constant vibration is present. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO3EB-15-58540, ko3eb-15-58540, KO3EB1558540, ko3eb1558540