The 38X55X7 HMSA10 RG SKF with Oil seal is a mechanical seal produced by the SKF company. It has a diameter of 7 mm, a temperature range from -40 to +100°C, a hole diameter of 55 mm, and a shaft diameter of 38 mm. This seal is designed to help reduce contamination, dust and other debris from entering a system by preventing oil leakage. It is well-suited for use in medium-to-high pressure applications, and helps to enhance the overall performance and lifespan of the system.