SPRING (Komatsu KO3EB-16-21380)

KO3EB-16-21380: A worn retaining ring can allow components to shift or detach during operation. This aftermarket replacement part references the Komatsu catalog number KO3EB-16-21380. The retaining ring functions as a mechanical fastener that holds assembled parts in a fixed position. If the ring loses tension or breaks, the secured component may dislodge, leading to sudden equipment stoppage. In a typical repair scenario, a technician replaces a retaining ring when disassembling a shaft or bore assembly. The ring’s condition directly affects the security of the assembly it retains. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO3EB-16-21380, ko3eb-16-21380, KO3EB1621380, ko3eb1621380