5256607 is a Cummins engine part (cross-reference 0445020122) designed for QSB4.5 and QSB6.7 engines. It is listed as compatible with Komatsu machines, including PC200-8, PC160LC-8, WA200-6, and WA250-6 models. Use this part as a replacement in Cummins-powered engines or Komatsu equipment that specifies 5256607 or 0445020122 as a compatible replacement.
