WASHER (Komatsu KO01643-71032)

KO01643-71032: A worn washer can compromise fastener tension and lead to loosening of secured components. This aftermarket replacement part references the Komatsu catalog number KO01643-71032. The washer functions as a load-distributing spacer placed under a nut or bolt head. Its primary mechanical role is to prevent galling and distribute clamping force evenly across the mating surface. A common failure consequence is that a crushed or missing washer allows the fastener to loosen under vibration, risking component separation. Verify the serial number or application, then call (562) 693-7748. This part is listed as a hardware washer in the aftermarket replacement category.

Part number variants: KO01643-71032, ko01643-71032, KO0164371032, ko0164371032