The SPN seal for the excavator oil distribution cup is an important component on the excavator, mainly used to seal the excavator oil distribution cup and prevent oil leakage. Its applications mainly include the following aspects: 1. Prevention of oil leakage: The main function of the excavator oil cup seal SPN is to prevent oil leakage and ensure the normal operation of the excavator. If the sealing of the oil separating cup is not good, the oil will leak, causing the machine to malfunction and even causing safety accidents. 2. Increase sealing performance: SPN seals are made of high-quality materials, which have excellent sealing performance and can effectively prevent oil leakage. In addition, its structural design is also very reasonable, which can increase sealing performance and improve the working efficiency of the machine. 3. Increase the lifespan of excavators: The application of SPN seals in the excavator oil distribution cup can effectively prevent oil leakage, reduce the failure rate of the machine, and thus extend the service life of the machine. 4. Improve work efficiency: The application of SPN seal for excavator oil distribution cup can ensure the normal operation of the machine, reduce downtime, and improve work efficiency. In short, the application of SPN as a sealing element for the excavator oil distribution cup is very important, which can ensure the normal operation of the excavator, improve the working efficiency of the machine, extend the service life of the machine, and provide strong support for engineering construction.