This water temperature sensor bearing OEM numbers 135-2336 and 1352336 works perfectly on 311B, 312B, 315C, 318B and 320B excavators.It reliably measures engine coolant temperature and delivers prompt signals to stop engine overheating. Built with fine sensor parts and an entirely sealed shell, the unit holds up steadily against rough construction site surroundings. Produced to meet formal OEM technical requirements, it delivers precise mounting match and steady long-term operation. It is ideal for regular excavator upkeep and faulty part swapping.