NUT - CASTLE (Komatsu KO01511-42415)

KO01511-42415: A damaged castle nut can compromise the security of a pinned fastener assembly. During inspection, a castle nut may show signs of wear or deformation that reduce its locking ability. This aftermarket replacement part references the Komatsu catalog and cross-references part number KO01511-42415. The castle nut type uses slots to accept a cotter pin or safety wire for positive retention. A loose or missing castle nut can allow the attached component to separate under load, leading to sudden mechanical failure. Keeping a castle nut in sound condition helps maintain the intended preload and alignment of the threaded joint. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO01511-42415, ko01511-42415, KO0151142415, ko0151142415