Hitachi excavator Isuzu parts 1-81229769-0 bearing [in front of generator]

Hitachi excavator 1-81229769-0 bearing (Generator Rotor Bearing) is a key supporting bearing for the core rotor component of the generator, which directly affects the rotational accuracy, stability, and output power of the generator. Using high-strength bearing steel material, high-precision ball/roller bearings, precision retainers, and high-temperature resistant sealing rings, it has strong radial/axial load-bearing capacity, vibration resistance, wear resistance, pollution resistance, and high-temperature corrosion resistance. Perfectly solves common problems such as unstable generator speed, loud noise, decreased output power, circuit faults, and weak walking (due to insufficient power supply to engine auxiliary systems).