BEARING - MAST ROLLER (Doosan DWMB9411107800)

DWMB9411107800: A worn mast roller bearing can cause rough mast movement and uneven load handling. This aftermarket replacement part references the Doosan catalog number DWMB9411107800. The bearing type supports the mast roller assembly, enabling smooth vertical travel of the mast sections. A common failure consequence is binding or jerky motion during raising or lowering, which can affect load stability. In routine service, a seized bearing may produce audible grinding or visible roller wear. Verify the serial number or application, then call (562) 693-7748. This part is a bearing for the mast roller, a component that reduces friction between moving mast parts.

Part number variants: DWMB9411107800, dwmb9411107800