Gear 21.1111244A is an intermediate fuel pump drive gear used on SMD-60, SMD-72, D-260, D-265 and D-144 engines. The part is installed in the fuel pump drive and transmits rotation between the components of the mechanism.
Two gears 21.1111244A are used in the assembly.
The gear is used on HTZ, VTZ and MMZ machinery equipped with the corresponding engines. On HTZ tractors, the part is used on T-150, T-150K, T-151, T-151K, T-156 and other models equipped with SMD-60/72 engines or corresponding power unit modifications.
Gear 21.1111244A is a component of the fuel pump drive. When replacing it, it is recommended to check the condition of the mating gears and mounting surfaces, as well as inspect the gear teeth for critical wear.