Hebei Hankai rotary oil seals
The 40x55x8 mm oil seal finds applications across various industries. In automotive systems, it is commonly used in engines and transmissions to contain lubricants and hydraulic fluids. This prevents oil leaks that could lead to inefficient operation or costly damages. Additionally, these seals are pivotal in construction machinery, agricultural equipment, and even household appliances like washing machines. In each of these applications, the oil seal helps maintain the integrity of the lubrication system, thereby enhancing efficiency and extending the life of the machine.
40x55x8 oil seal

2. Remove the Boom Cylinder Start by detaching the boom cylinder from the excavator. This typically involves removing the pins and bolts that secure the cylinder to the boom and the attachment points. Use a hydraulic jack to support the cylinder as you loosen the connections.
excavator boom cylinder seal replacement

